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WordPress is fully translated in many of the world’s most popular languages. You can use WordPress in your own language. However, if you run a multi-author and multilingual website, then the admin area language can become an issue for some of your users.
For better collaboration and consistency, many site owners may want to keep their WordPress admin area in English while serving the front-end in their local language or a multilingual setting.
First thing you need to do is install and activate the English WordPress Admin plugin. Upon activation, the plugin will add a language switcher in the WordPress admin bar.