diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 925a8001..1b83430e 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -14,7 +14,7 @@
     <string name="recents">Neueste</string>
     <string name="show_recents">Zeige die Neuesten</string>
     <string name="pdf_viewer">PDF-Betrachter</string>
-    <string name="invert_colors">Invert colors</string>
+    <string name="invert_colors">Farben invertieren</string>
     <!-- Open as -->
     <string name="open_as">Öffnen als</string>
     <string name="text_file">Text-Datei</string>
@@ -63,4 +63,4 @@
         Haven't found some strings? There's more at
         https://github.com/SimpleMobileTools/Simple-Commons/tree/master/commons/src/main/res
     -->
-</resources>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index 991d5ff0..fb5f352d 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -13,9 +13,8 @@
     <string name="rooted_device_only">Esta operación solo funciona en dispositivos rooteados</string>
     <string name="recents">Recientes</string>
     <string name="show_recents">Mostrar recientes</string>
-    <string name="pdf_viewer">PDF Viewer</string>
-    <string name="invert_colors">Invert colors</string>
-
+    <string name="pdf_viewer">Lector PDF</string>
+    <string name="invert_colors">Invertir colores</string>
     <!-- Open as -->
     <string name="open_as">Abrir como</string>
     <string name="text_file">Archivo de texto</string>
@@ -23,7 +22,6 @@
     <string name="audio_file">Archivo de audio</string>
     <string name="video_file">Video</string>
     <string name="other_file">Otro tipo de archivo</string>
-
     <!-- Compression -->
     <string name="compress">Comprimir</string>
     <string name="compress_pro">Comprimir (Pro)</string>
@@ -35,19 +33,16 @@
     <string name="decompression_successful">Descompresión exitosa</string>
     <string name="compressing_failed">Compresión fallida</string>
     <string name="decompressing_failed">Descompresión fallida</string>
-
     <!-- Favorites -->
     <string name="manage_favorites">Administrar favoritos</string>
     <string name="go_to_favorite">Ir a favoritos</string>
     <string name="favorites_activity_placeholder">Puede agregar carpetas de uso frecuente a favoritos para facilitar el acceso desde cualquier lugar.</string>
-
     <!-- File Editor -->
     <string name="file_editor">Editor de archivos</string>
-
     <!-- Storage analysis -->
     <string name="storage_analysis">Análisis de almacenamiento</string>
     <string name="images">Imágenes</string>
-    <string name="videos">Videos</string>
+    <string name="videos">Vídeos</string>
     <string name="audio">Audio</string>
     <string name="documents">Documentos</string>
     <string name="downloads">Descargas</string>
@@ -55,11 +50,9 @@
     <string name="others">Otros</string>
     <string name="storage_free">libre</string>
     <string name="total_storage">Almacenamiento total: %s</string>
-
     <!-- Settings -->
     <string name="enable_root_access">Activar acceso root</string>
     <string name="press_back_twice">Se requiere presionar el botón atras dos veces para salir de la app</string>
-
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- App title has to have less than 50 characters. If you cannot squeeze it, just remove a part of it -->
     <string name="app_title">Gestor de archivos Simple Pro - Fácil y rápido</string>
@@ -100,9 +93,8 @@
         <b>Reddit:</b>
         https://www.reddit.com/r/SimpleMobileTools
     </string>
-
     <!--
         Haven't found some strings? There's more at
         https://github.com/SimpleMobileTools/Simple-Commons/tree/master/commons/src/main/res
     -->
-</resources>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-et/strings.xml b/app/src/main/res/values-et/strings.xml
index b73f9dd1..f23367a4 100644
--- a/app/src/main/res/values-et/strings.xml
+++ b/app/src/main/res/values-et/strings.xml
@@ -14,7 +14,7 @@
     <string name="recents">Viimati kasutatud</string>
     <string name="show_recents">Näita viimatikasutatud faile</string>
     <string name="pdf_viewer">PDF-failide näitaja</string>
-    <string name="invert_colors">Invert colors</string>
+    <string name="invert_colors">Pööra värvid tagurpidi</string>
     <!-- Open as -->
     <string name="open_as">Ava kui</string>
     <string name="text_file">tekstifailina</string>
@@ -63,4 +63,4 @@
         Haven't found some strings? There's more at
         https://github.com/SimpleMobileTools/Simple-Commons/tree/master/commons/src/main/res
     -->
-</resources>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index 94a825c6..b890a731 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -14,7 +14,7 @@
     <string name="recents">Récents</string>
     <string name="show_recents">Afficher les récents</string>
     <string name="pdf_viewer">Visionneuse de PDF</string>
-    <string name="invert_colors">Invert colors</string>
+    <string name="invert_colors">Inverser les couleurs</string>
     <!-- Open as -->
     <string name="open_as">Ouvert comme</string>
     <string name="text_file">Fichier texte</string>
@@ -63,4 +63,4 @@
         Haven't found some strings? There's more at
         https://github.com/SimpleMobileTools/Simple-Commons/tree/master/commons/src/main/res
     -->
-</resources>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index ea8aebe0..2d8f3b0b 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -14,7 +14,7 @@
     <string name="recents">Недавнее</string>
     <string name="show_recents">Показывать недавнее</string>
     <string name="pdf_viewer">Просмотр PDF</string>
-    <string name="invert_colors">Invert colors</string>
+    <string name="invert_colors">Инвертировать цвета</string>
     <!-- Open as -->
     <string name="open_as">Открыть как</string>
     <string name="text_file">Текст</string>
@@ -97,4 +97,4 @@
         Haven't found some strings? There's more at
         https://github.com/SimpleMobileTools/Simple-Commons/tree/master/commons/src/main/res
     -->
-</resources>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-uk/strings.xml b/app/src/main/res/values-uk/strings.xml
index dc12388c..80649a33 100644
--- a/app/src/main/res/values-uk/strings.xml
+++ b/app/src/main/res/values-uk/strings.xml
@@ -14,7 +14,7 @@
     <string name="recents">Останні</string>
     <string name="show_recents">Показати останні</string>
     <string name="pdf_viewer">Переглядач PDF</string>
-    <string name="invert_colors">Invert colors</string>
+    <string name="invert_colors">Інвертувати кольори</string>
     <!-- Open as -->
     <string name="open_as">Відкрити як файл</string>
     <string name="text_file">Текстовий</string>
@@ -63,4 +63,4 @@
         Haven't found some strings? There's more at
         https://github.com/SimpleMobileTools/Simple-Commons/tree/master/commons/src/main/res
     -->
-</resources>
+</resources>
\ No newline at end of file