[FIXED] bash: warning: setlocale: LC_ALL: cannot change locale (C.UTF-8)

In this guide we are going to show you how to Fix bash: warning: setlocale: LC_ALL: cannot change locale (C.UTF-8). This warning appears when you try to bash.

setlocal 1

To fix the warning follow the following steps :

  • Open the environment file in the etc folder with your preferred editor.
  • vi /etc/environment
  • Press ikey to enter edit mode, add the following lines to the file.
  • LANG=en_US.utf-8
  • LC_ALL=en_US.utf-8
  • Pressing Esc key and type :wq to write/save the file and exit the editor.
  • Run source /etc/environment

The warning is now fixed and should be gone from the terminal.

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