A simple configuration for a fully blurred Firefox window and homepage (only tested on Windows 11).
The configuration works with MicaForEveryone and DWMBlurGlass.
Works on the Nightly and Stable build of Firefox.
- Make sure that the Firefox theme is set to System theme - auto.
- Enter
about:configin the search bar and set the following totrue:
- widget.windows.mica
- toolkit.legacyUserProfileCustomizations.stylesheets
- browser.tabs.allow_transparent_browser
- Download the
userChrome.cssanduserContent.cssfiles in the repository. - Enter
about:supportin the search bar. Under Profile Folder, click the button to Open Folder. - Go to the
chromefolder OR create achromefolder if there's none. Then put theuserChrome.cssanduserContent.cssfiles in thechromefolder.
That's all there's to it. Enjoy!

