diff --git a/src/main/res/values-el/strings.xml b/src/main/res/values-el/strings.xml
index eaf827b04e..67fec387cf 100644
--- a/src/main/res/values-el/strings.xml
+++ b/src/main/res/values-el/strings.xml
@@ -13,6 +13,8 @@
     <string name="actionbar_send_file">Αποστολή</string>
     <string name="actionbar_sort">Ταξινόμηση</string>
     <string name="actionbar_sort_title">Ταξινόμηση κατά</string>
+    <string name="menu_item_sort_by_name_a_z">Α - Ω</string>
+    <string name="menu_item_sort_by_name_z_a">Ω - Α</string>
     <string name="drawer_item_all_files">Όλα τα αρχεία</string>
     <string name="drawer_item_on_device">Στην συσκευή</string>
     <string name="drawer_item_settings">Ρυθμίσεις</string>
diff --git a/src/main/res/values-fi-rFI/strings.xml b/src/main/res/values-fi-rFI/strings.xml
index 5e2600d0bb..057aef76d6 100644
--- a/src/main/res/values-fi-rFI/strings.xml
+++ b/src/main/res/values-fi-rFI/strings.xml
@@ -387,7 +387,7 @@
     <string name="file_migration_failed_while_coping">VIRHE: Peilauksen aikana</string>
     <string name="file_migration_failed_while_updating_index">VIRHE: Indeksin päivityksen aikana</string>
 
-    <string name="file_migration_directory_already_exists">Data kansio on jo olemassa, mitä haluat tehdä?</string>
+    <string name="file_migration_directory_already_exists">Data-kansio on jo olemassa, mitä haluat tehdä?</string>
     <string name="file_migration_override_data_folder">Ylikirjoita</string>
     <string name="file_migration_use_data_folder">Käytä olemassa olevaa</string>
 
diff --git a/src/main/res/values-zh-rCN/strings.xml b/src/main/res/values-zh-rCN/strings.xml
index ea16d48c16..624a72166d 100644
--- a/src/main/res/values-zh-rCN/strings.xml
+++ b/src/main/res/values-zh-rCN/strings.xml
@@ -352,6 +352,8 @@
 
     <string name="preview_sorry">对此抱歉！</string>
     <string name="preview_image_description">图片预览</string>
+    <string name="preview_image_error_unknown_format">无法显示图片</string>
+
     <string name="error__upload__local_file_not_copied">无法复制 %1$s 到本地目录 %2$s</string>
     <string name="prefs_instant_upload_path_title">实时上传文件夹</string>
     <string name="prefs_folder_sync_local_path_title">本地文件夹</string>