[How to update translation of your installed application] Overwrite the existing app's .mo file with updated .mo file from the commandline as below: [Example] root@mx1:/home/demo/# cp ja.mo /usr/share/locale/ja/LC_MESSAGES/mate-utils.mo or root@mx1:/home/demo/# cp ja_JP.mo /usr/share/locale/ja/LC_MESSAGES/mate-utils.mo Note: "ja" or "ja_JP" is a locale code for Japanese language. END.