Mozilla Firefox

Let’s set Firefox font size and change bookmarks folder icons. Before you do this be sure that: inside about:config and set the toolkit.legacyUserProfileCustomizations.stylesheets (quick left mouse button double-click) to true, quick tutorial you can find here: Fix Mozilla Firefox ignoring userChrome.css, inside your file explorer you can see the file extensions like .exe, .txt, .msi, .docx, … like for example file.exe and not just the file name like file. You can see how to do it in the walkthrough video at time 01:59 Open Firefox profile folder Left mouse button click on the menu button and then Left mouse button click Help....