Debug MO Translations


It gives you more information about all domains and translated mo files loaded in the actual installation, so you can debug what’s the problem with a plugin, theme, etc.

It’s a fork, improved and updated plugin from Debug Translations Marketpress Plugin

Official Repository Github.
Fork and add make suggestions to the plugin!

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Made by Closemarketing


Official Repository Github



Extract the zip file and just drop the contents in the wp-content/plugins/ directory of your WordPress installation and then activate the Plugin from Plugins page.


August 26, 2020
If you are logged in, it shows at the bottom of the page the used languages files, found or not found per each plugin. Very usefull
February 20, 2020
I can confirm: 5 minutes for installing, debuggin and removing. It just saved me hours. If you can't find how it works, take a look at the end of your website's page to find all the details about i18n.
September 13, 2017
very useful as it prints at the bottom all the possible paths that WordPress goes through.
October 14, 2016
In 5mn my problem was solved thanks to this tool ! It has found the translation file that didn't load, i corrected the path and all went right again ! Be careful when you name your .po & .mo files ! 😉
Read all 6 reviews

Contributors & Developers

“Debug MO Translations” is open source software. The following people have contributed to this plugin.




  • Fixed Return early during AJAX requests by Nickcernis.


  • First released.