Firefox - Change the icon of the main window

December 2016


How to change the firefox icon?


First go to the folder where you installed Firefox,
  • By default: C:\Program Files\Mozilla Firefox .
  • Open the Chrome folder.
  • In it, create a new folder and name it as icons and open it.
  • Create another folder called "default"
  • It should look like that C:\program files\Mozilla Firefox\chrome\icons\default.
  • Copy paste the icon file you want to use and then rename it as main-window.ico
  • Restart Firefox

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