Showing File Name Extensions on Windows 10

By default, Microsoft Windows 10 does not show file extensions for known file types. This can result in problems when you need to rename files.



  1. Open a new File Explorer window.
  2. Switch to the View tab/ribbon.
  3. On this tab, if the "File name extensions" checkbox is blank, put a check/tick mark in it by clicking it.

Visual for the above instructions