diff --git a/app/src/main/kotlin/com/simplemobiletools/gallery/adapters/MediaAdapter.kt b/app/src/main/kotlin/com/simplemobiletools/gallery/adapters/MediaAdapter.kt
index 94b93fb71..780552920 100644
--- a/app/src/main/kotlin/com/simplemobiletools/gallery/adapters/MediaAdapter.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/gallery/adapters/MediaAdapter.kt
@@ -1,7 +1,10 @@
 package com.simplemobiletools.gallery.adapters
 
+import android.content.ContentProviderOperation
+import android.media.ExifInterface
 import android.os.Handler
 import android.os.Looper
+import android.provider.MediaStore
 import android.view.Menu
 import android.view.View
 import android.view.ViewGroup
@@ -25,6 +28,9 @@ import com.simplemobiletools.gallery.models.ThumbnailItem
 import com.simplemobiletools.gallery.models.ThumbnailSection
 import kotlinx.android.synthetic.main.photo_video_item_grid.view.*
 import kotlinx.android.synthetic.main.thumbnail_section.view.*
+import java.lang.Exception
+import java.text.SimpleDateFormat
+import java.util.*
 
 class MediaAdapter(activity: BaseSimpleActivity, var media: MutableList<ThumbnailItem>, val listener: MediaOperationsListener?, val isAGetIntent: Boolean,
                    val allowMultiplePicks: Boolean, recyclerView: MyRecyclerView, fastScroller: FastScroller? = null, itemClick: (Any) -> Unit) :
@@ -32,6 +38,7 @@ class MediaAdapter(activity: BaseSimpleActivity, var media: MutableList<Thumbnai
 
     private val INSTANT_LOAD_DURATION = 2000L
     private val IMAGE_LOAD_DELAY = 100L
+    private val BATCH_SIZE = 100
     private val ITEM_SECTION = 0
     private val ITEM_MEDIUM = 1
 
@@ -136,6 +143,7 @@ class MediaAdapter(activity: BaseSimpleActivity, var media: MutableList<Thumbnai
             R.id.cab_move_to -> copyMoveTo(false)
             R.id.cab_select_all -> selectAll()
             R.id.cab_open_with -> activity.openPath(getCurrentPath(), true)
+            R.id.cab_fix_date_taken -> fixDateTaken()
             R.id.cab_set_as -> activity.setAs(getCurrentPath())
             R.id.cab_delete -> checkDeleteConfirmation()
         }
@@ -279,6 +287,45 @@ class MediaAdapter(activity: BaseSimpleActivity, var media: MutableList<Thumbnai
         }
     }
 
+    private fun fixDateTaken() {
+        activity.toast(R.string.fixing)
+        Thread {
+            try {
+                val operations = ArrayList<ContentProviderOperation>()
+                val paths = getSelectedPaths()
+                for (path in paths) {
+                    val dateTime = ExifInterface(path).getAttribute(ExifInterface.TAG_DATETIME) ?: continue
+                    val format = "yyyy:MM:dd kk:mm:ss"
+                    val formatter = SimpleDateFormat(format, Locale.getDefault())
+                    val timestamp = formatter.parse(dateTime).time
+
+                    val uri = activity.getFileUri(path)
+                    ContentProviderOperation.newUpdate(uri).apply {
+                        val selection = "${MediaStore.Images.Media.DATA} = ?"
+                        val selectionArgs = arrayOf(path)
+                        withSelection(selection, selectionArgs)
+                        withValue(MediaStore.Images.Media.DATE_TAKEN, timestamp)
+                        operations.add(build())
+                    }
+
+                    if (operations.size % BATCH_SIZE == 0) {
+                        activity.contentResolver.applyBatch(MediaStore.AUTHORITY, operations)
+                        operations.clear()
+                    }
+                }
+
+                activity.contentResolver.applyBatch(MediaStore.AUTHORITY, operations)
+                activity.toast(R.string.dates_fixed_successfully)
+                activity.runOnUiThread {
+                    listener?.refreshItems()
+                    finishActMode()
+                }
+            } catch (e: Exception) {
+                activity.showErrorToast(e)
+            }
+        }.start()
+    }
+
     private fun checkDeleteConfirmation() {
         if (config.tempSkipDeleteConfirmation || config.skipDeleteConfirmation) {
             deleteFiles()
diff --git a/app/src/main/kotlin/com/simplemobiletools/gallery/extensions/Activity.kt b/app/src/main/kotlin/com/simplemobiletools/gallery/extensions/Activity.kt
index 43e51d825..47dbf2d84 100644
--- a/app/src/main/kotlin/com/simplemobiletools/gallery/extensions/Activity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/gallery/extensions/Activity.kt
@@ -72,6 +72,7 @@ fun SimpleActivity.launchAbout() {
             FAQItem(R.string.faq_9_title, R.string.faq_9_text),
             FAQItem(R.string.faq_10_title, R.string.faq_10_text),
             FAQItem(R.string.faq_11_title, R.string.faq_11_text),
+            FAQItem(R.string.faq_12_title, R.string.faq_12_text),
             FAQItem(R.string.faq_2_title_commons, R.string.faq_2_text_commons))
 
     startAboutActivity(R.string.app_name, LICENSE_GLIDE or LICENSE_CROPPER or LICENSE_MULTISELECT or LICENSE_RTL
diff --git a/app/src/main/res/menu/cab_media.xml b/app/src/main/res/menu/cab_media.xml
index bda7d9e31..26033fad3 100644
--- a/app/src/main/res/menu/cab_media.xml
+++ b/app/src/main/res/menu/cab_media.xml
@@ -60,6 +60,10 @@
         android:id="@+id/cab_restore_recycle_bin_files"
         android:title="@string/restore_selected_files"
         app:showAsAction="never"/>
+    <item
+        android:id="@+id/cab_fix_date_taken"
+        android:title="@string/fix_date_taken"
+        app:showAsAction="never"/>
     <item
         android:id="@+id/cab_open_with"
         android:title="@string/open_with"
diff --git a/app/src/main/res/values-ar/strings.xml b/app/src/main/res/values-ar/strings.xml
index ebc0e090f..5e3562c0b 100644
--- a/app/src/main/res/values-ar/strings.xml
+++ b/app/src/main/res/values-ar/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">فلتر الميديا</string>
@@ -194,6 +197,8 @@
     <string name="faq_10_text">نعم ، يمكنك اقتصاص الصور في المحرر ، عن طريق سحب زوايا الصورة. يمكنك الوصول إلى المحرر إما عن طريق الضغط لفترة طويلة على صورة مصغرة وتحديد تحرير ، أو تحديد تحرير من العرض بملء الشاشة.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-ca/strings.xml b/app/src/main/res/values-ca/strings.xml
index 4bc9dd3ae..88597b80a 100644
--- a/app/src/main/res/values-ca/strings.xml
+++ b/app/src/main/res/values-ca/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Forçar vertical</string>
     <string name="force_landscape">Forçar horitzontal</string>
     <string name="use_default_orientation">Fer servir la orientació per defecte</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtre d\'arxius</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Sí, pots retallar imatges a l\'editor, arrossegant les cantonades de la imatge. Pots accedir a l\'editor prement una miniatura d\'imatge i seleccionant Edita o seleccionant Edita des de la visualització de pantalla completa.</string>
     <string name="faq_11_title">Puc agrupar d\'alguna manera les miniatures del fitxer multimèdia?</string>
     <string name="faq_11_text">Si, només heu d\'utilitzar l\'ítem del menú \"Agrupar per\" mentre es troba a la vista en miniatura. Podeu agrupar fitxers amb diversos criteris, inclòs data de presa. Si utilitzeu la funció \"Mostra el contingut de totes les carpetes\", també podeu agrupar-les per carpetes.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
@@ -199,9 +204,9 @@
     <string name="app_long_description">
         Una eina senzilla que es pot fer servir per veure imatges i vídeos. Els elements es poden ordenar per data, mida o nom, tant ascendent com descendent. Es pot fer zoom a les imatges. Els arxius de mitjans es mostren en múltiples columnes depenent de la mida de la pantalla i es pot canviar el número de columnes mitjançant gestos. Permet canviar el nom, compartir, esborrar, i moure. Les imatges també es poden retalla, rotar o utilitzar com a fons de pantalla directament des de l\'aplicació.
 
-        Gallery també s'ofereix per us de tercers, per visualitzar imatges/vídeos, agregar adjunts a clients de correu, etc. Es perfecta per l\'ús diari.
+        Gallery també s\'ofereix per us de tercers, per visualitzar imatges/vídeos, agregar adjunts a clients de correu, etc. Es perfecta per l\'ús diari.
 
-        El permís d\'empremtes dactilars és necessari per bloquejar la visibilitat d'elements ocults o tota l\'aplicació.
+        El permís d\'empremtes dactilars és necessari per bloquejar la visibilitat d\'elements ocults o tota l\'aplicació.
 
         No conté ni publicitat ni permisos innecessaris. Es totalment Lliure i proporciona colors personalitzables.
 
diff --git a/app/src/main/res/values-cs/strings.xml b/app/src/main/res/values-cs/strings.xml
index f6d433af3..f6884c948 100644
--- a/app/src/main/res/values-cs/strings.xml
+++ b/app/src/main/res/values-cs/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filter media</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-da/strings.xml b/app/src/main/res/values-da/strings.xml
index 0615f60e3..7caf6d01a 100644
--- a/app/src/main/res/values-da/strings.xml
+++ b/app/src/main/res/values-da/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtrer medier</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 80248d833..53bf36786 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Hochkant erzwingen</string>
     <string name="force_landscape">Breitbild erzwingen</string>
     <string name="use_default_orientation">Standard Ausrichtung benutzen</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filter</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Ja, du kannst Bilder über das Ziehen der Bildecken im Editor zuschneiden. Du gelangst zum Editor indem du lange auf ein Vorschaubild drückst und Bearbeiten auswählst oder durch Auswählen von Bearbeiten in der Vollbildansicht.</string>
     <string name="faq_11_title">Kann ich Mediendatei-Thumbnails irgendwie gruppieren?</string>
     <string name="faq_11_text">Verwenden Sie einfach den Menüeintrag \"Gruppieren nach\" in der Miniaturansicht. Sie können Dateien nach mehreren Kriterien gruppieren, einschließlich Aufnahmedatum. Wenn Sie die Funktion \"Alle Ordnerinhalte anzeigen\" verwenden, können Sie sie auch nach Ordnern gruppieren.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-el/strings.xml b/app/src/main/res/values-el/strings.xml
index 43e7d8ef8..35b67555f 100644
--- a/app/src/main/res/values-el/strings.xml
+++ b/app/src/main/res/values-el/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Φιλτράρισμα πολυμέσων</string>
@@ -191,6 +194,8 @@
     <string name="faq_9_text">Ναι. Υπάρχει ένας διακόπτης στις Ρυθμίσεις με το κείμενο \"Αντικατάσταση των φωτογραφιών που απαιτούν ζούμ με άλλες καλύτερης ποιότητας\". Μπορείτε να χρησιμοποιήσετε αυτό. Θα βελτιώσει την ποιότητα των φωτογραφιών, αλλά θα θολώσουν στο μεγάλο ζουμ.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index 31f612e1f..0fff9f75a 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Forzar retrato</string>
     <string name="force_landscape">Forzar paisaje</string>
     <string name="use_default_orientation">Usar la orientación por defecto</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtro de medios</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Sí, puede recortar imágenes en el editor arrastrando las esquinas de la imagen. Puede acceder al editor pulsando prolongadamente una imagen en miniatura y seleccionando Editar, o seleccionando Editar en la vista de pantalla completa.</string>
     <string name="faq_11_title">¿Puedo de alguna manera agrupar miniaturas de archivos multimedia?</string>
     <string name="faq_11_text">Claro, solo use el elemento de menú \"Agrupar por \" mientras esté en la vista de miniaturas. Puede agrupar archivos según varios criterios, incluida la Fecha de toma. Si usa la función \"Mostrar todo el contenido de las carpetas\" también puede agruparlas por carpetas.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-fi/strings.xml b/app/src/main/res/values-fi/strings.xml
index b9c3fd0ce..de53e5492 100644
--- a/app/src/main/res/values-fi/strings.xml
+++ b/app/src/main/res/values-fi/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Suodata media</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index f846d815c..dc5f31733 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtrer les médias</string>
@@ -191,6 +194,8 @@
     <string name="faq_10_text">Oui, vous pouvez recadrer les images dans l\'éditeur en faisant glisser les coins de l\'image. Vous pouvez accéder à l\'éditeur en appuyant longuement sur une vignette d\'image et en sélectionnant Modifier, ou en sélectionnant Modifier en mode plein écran.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-gl/strings.xml b/app/src/main/res/values-gl/strings.xml
index fb3ea2570..70490384b 100644
--- a/app/src/main/res/values-gl/strings.xml
+++ b/app/src/main/res/values-gl/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtrar medios</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-hr/strings.xml b/app/src/main/res/values-hr/strings.xml
index 922a3ce86..15180ae8e 100644
--- a/app/src/main/res/values-hr/strings.xml
+++ b/app/src/main/res/values-hr/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtriranje medija</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Da, možete obrezati slike u uređivaču povlačenjem uglova. Možete doći do uređivača dugim pritiskom na minijaturu slike i odabirom Uređivanje ili odabirom Uredi iz prikaza preko cijelog zaslona.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-hu/strings.xml b/app/src/main/res/values-hu/strings.xml
index fb4eb29db..994b4544e 100644
--- a/app/src/main/res/values-hu/strings.xml
+++ b/app/src/main/res/values-hu/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filter media</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-it/strings.xml b/app/src/main/res/values-it/strings.xml
index df170a074..15dfb6bc3 100644
--- a/app/src/main/res/values-it/strings.xml
+++ b/app/src/main/res/values-it/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Forza verticale</string>
     <string name="force_landscape">Forza orizzontale</string>
     <string name="use_default_orientation">Usa l\'orientamento predefinito</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtra i media</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Sì, puoi ritagliare le immagini nell\'editor, trascinando gli angoli dell\'immagine. Puoi usare l\'editor sia premendo a lungo la miniatura di un\'immagine e selezionando Modifica, o selezionando Modifica mentre la vedi a schermo intero.</string>
     <string name="faq_11_title">Posso raggruppare in qualche modo le miniature dei file?</string>
     <string name="faq_11_text">Certo, usa il menu \"Raggruppa per\" mentre visualizzi le miniature. Puoi raggruppare i file con diversi criteri, incluso la data di creazione. Se utilizzi la funzione \"Mostra tutti i contenuti\" puoi anche raggrupparli per cartelle.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index a9b209b0d..87ac44d5a 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">縦で固定</string>
     <string name="force_landscape">横で固定</string>
     <string name="use_default_orientation">デフォルト仕様</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">表示する形式</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-ko-rKR/strings.xml b/app/src/main/res/values-ko-rKR/strings.xml
index 9d4cc89fe..b1f627ab9 100644
--- a/app/src/main/res/values-ko-rKR/strings.xml
+++ b/app/src/main/res/values-ko-rKR/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">미디어 필터 설정</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-lt/strings.xml b/app/src/main/res/values-lt/strings.xml
index 44d6f6ac0..4252465cd 100644
--- a/app/src/main/res/values-lt/strings.xml
+++ b/app/src/main/res/values-lt/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtruoti mediją</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Taip, redaguodami vaizdus, galite juos apkarpyti, vilkdami vaizdo kampus. Galite patekti į redaktorių ilgai paspaudę vaizdo miniatiūrą ir pasirinkę "Redaguoti" arba iš viso ekrano rodinio pasirinkę "Redaguoti".</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-nb/strings.xml b/app/src/main/res/values-nb/strings.xml
index 2d21ba305..412809ce1 100644
--- a/app/src/main/res/values-nb/strings.xml
+++ b/app/src/main/res/values-nb/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtrer media</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-nl/strings.xml b/app/src/main/res/values-nl/strings.xml
index cad80158a..cc848c5e3 100644
--- a/app/src/main/res/values-nl/strings.xml
+++ b/app/src/main/res/values-nl/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Portretmodus forceren</string>
     <string name="force_landscape">Landschapsmodus forceren</string>
     <string name="use_default_orientation">Standaardmodus gebruiken</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Media filteren</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index ed6d9d6d9..f6c38477f 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Wymuś pionową</string>
     <string name="force_landscape">Wymuś poziomą</string>
     <string name="use_default_orientation">Używaj systemowej</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtruj multimedia</string>
@@ -190,6 +193,8 @@
     <string name="faq_10_text">Tak, możesz to zrobić w edytorze, przeciągając krawędzie obrazu. Edytor otworzysz przytrzymując miniaturę obrazu i wybierając opcję \'Edytuj\', bądź wybierając tą samą opcję w menu pełnoekranowym.</string>
     <string name="faq_11_title">Czy mogę jakoś grupować miniatury plików?</string>
     <string name="faq_11_text">Tak. Użyj opcji \'Grupuj według\', gdy jesteś w widoku miniatur. Grupować je możesz według wielu kryteriów, włącznie z datą ich utworzenia. Ponadto, jeśli użyjesz opcji \'Pokazuj całą zawartość folderów\', możesz je także grupować według folderów.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml
index fee389a29..44028df83 100644
--- a/app/src/main/res/values-pt-rBR/strings.xml
+++ b/app/src/main/res/values-pt-rBR/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtrar mídia</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-pt/strings.xml b/app/src/main/res/values-pt/strings.xml
index 539afb935..23226010d 100644
--- a/app/src/main/res/values-pt/strings.xml
+++ b/app/src/main/res/values-pt/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtrar multimédia</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index 4f2e66c6a..832a53da5 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Всегда портретная</string>
     <string name="force_landscape">Всегда альбомная</string>
     <string name="use_default_orientation">Не менять ориентацию</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Фильтр медиа</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Да, вы можете обрезать изображения в редакторе, перетаскивая за углы. К редактированию можно перейти, выбрав соответсвующий пункт в меню, открывающемуся длительным нажатием на миниатюру или изображение в полноэкранном режиме.</string>
     <string name="faq_11_title">Могу ли я как-то сгруппировать миниатюры медиафайлов?</string>
     <string name="faq_11_text">Конечно, просто используйте пункт меню \"Группировать по…\" во время просмотра миниатюр. Вы можете группировать файлы по нескольким критериям, включая дату съёмки. Если вы используете функцию \"Отобразить все медиафайлы\", то также можете группировать их по папкам.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-sk/strings.xml b/app/src/main/res/values-sk/strings.xml
index 8a599c80a..5bb5d7536 100644
--- a/app/src/main/res/values-sk/strings.xml
+++ b/app/src/main/res/values-sk/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Vynútiť orientáciu na výšku</string>
     <string name="force_landscape">Vynútiť orientáciu na šírku</string>
     <string name="use_default_orientation">Použiť predvolenú orientáciu</string>
+    <string name="fix_date_taken">Opraviť dátum vytvorenia</string>
+    <string name="fixing">Opravuje sa…</string>
+    <string name="dates_fixed_successfully">Dátumy boli úspešne opravené</string>
 
     <!-- Filter -->
     <string name="filter_media">Filter médií</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Áno, orezanie je možné v editore, potiahnutím rohov obrázkov. Do editoru sa môžete dostať buď dlhým podržaním náhľadu obrázku a zvolením menu položky Upraviť, alebo zvolením Upraviť pri celoobrazovkovom režime.</string>
     <string name="faq_11_title">Viem nejakým spôsobom zoskupiť náhľady súborov?</string>
     <string name="faq_11_text">Áno, použitím funkcie \"Zoskupiť podľa\" na menu obrazovky s náhľadmi. Zoskupenie je možné na základe rozličných kritérií vrátane Dátumu vytvorenia. Ak použijete funkciu \"Zobraziť obsah všetkých priečinkov\", viete ich zoskupiť aj podľa priečinkov.</string>
+    <string name="faq_12_title">Radenie podľa dátumu vytvorenia nefunguje správne, ako ho viem opraviť?</string>
+    <string name="faq_12_text">Je to pravdepodobne spôsobené kopírovaním súborov. Viete to opraviť označením jednotlivých náhľadov súborov a zvoliť \"Opraviť dátum vytvorenia\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-sv/strings.xml b/app/src/main/res/values-sv/strings.xml
index 47c17d58e..fc4b4e294 100644
--- a/app/src/main/res/values-sv/strings.xml
+++ b/app/src/main/res/values-sv/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filtrera media</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-tr/strings.xml b/app/src/main/res/values-tr/strings.xml
index ea4a9b010..9bf18310a 100644
--- a/app/src/main/res/values-tr/strings.xml
+++ b/app/src/main/res/values-tr/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filter media</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index fcc89dda8..32b143cba 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">要显示的媒体文件</string>
@@ -190,6 +193,8 @@
     <string name="faq_10_text">当然，通过长按图片缩略图并选择编辑，或在全屏视图中选择编辑来打开编辑器。你可以通过拖动图片边角来剪裁图像。</string>
     <string name="faq_11_title">我能将媒体文件缩略图分组吗？</string>
     <string name="faq_11_text">当然，只需在缩略图视图中使用\"分组依据\"菜单项即可。您可以依据多个条件对文件进行分组，包括拍摄日期。如果您使用了\"显示所有文件夹内容\"功能，则可以按文件夹对它们进行分组。</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index f46e200a7..21415b300 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">強制直向</string>
     <string name="force_landscape">強制橫向</string>
     <string name="use_default_orientation">使用預設方向</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">篩選媒體檔案</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">是的，你能夠在編輯器內拉動圖片角落來裁剪圖片。要進入編輯器，你可以長按圖片縮圖然後選擇[編輯]，或是在全螢幕檢視下選擇[編輯]。</string>
     <string name="faq_11_title">我可以歸類媒體檔案的縮圖嗎?</string>
     <string name="faq_11_text">當然，只要在縮圖瀏覽中使用[歸類]選單項目就可以了。你能依多種條件歸類檔案，包含拍照日期。如果你使用了[資料夾內容全部顯示]功能，你還能以資料夾來歸類。</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 6ea4fa6b4..79e076e58 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -28,6 +28,9 @@
     <string name="force_portrait">Force portrait</string>
     <string name="force_landscape">Force landscape</string>
     <string name="use_default_orientation">Use default orientation</string>
+    <string name="fix_date_taken">Fix Date Taken value</string>
+    <string name="fixing">Fixing…</string>
+    <string name="dates_fixed_successfully">Dates fixed successfully</string>
 
     <!-- Filter -->
     <string name="filter_media">Filter media</string>
@@ -192,6 +195,8 @@
     <string name="faq_10_text">Yes, you can crop images in the editor, by dragging the image corners. You can get to the editor either by long pressing an image thumbnail and selecting Edit, or selecting Edit from the fullscreen view.</string>
     <string name="faq_11_title">Can I somehow group media file thumbnails?</string>
     <string name="faq_11_text">Sure, just use the \"Group by\" menu item while at the thumbnails view. You can group files by multiple criteria, including Date Taken. If you use the \"Show all folders content\" function you can group them by folders too.</string>
+    <string name="faq_12_title">Sorting by Date Taken doesn\'t seem to work properly, how can I fix it?</string>
+    <string name="faq_12_text">It is most likely caused by the files being copied from somewhere. You can fix it by selecting the file thumbnails and selecting \"Fix Date Taken value\".</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->