Go to the chrome directory and (a) create a directory called img and (b) create a file called userContent.css. It should open your Firefox profile directory, which is usually in your $HOME directory.Ĭreate a directory called chrome inside the opened directory, if it's not already there. Then include that as an additional theme in FireFox. View the section 'Application Basics' ➔ Profile Directory (or 'Profile Folder' on MacOS) ➔ click the button 'Open Directory' (or 'Show in Finder' on MacOS): Laden Sie Maker Theme für Firefox herunter. Then Mozilla could work with the developer to make sure that theme works flawlessly with FireFox 0.9. Go to about:support in the address bar.

Add-ons can surely do that, but there's a better approach: We can create a CSS file and tell Firefox to load that file when it starts. With broad compatibility, the latest in Web technologies, and powerful development tools, Firefox is a great choice for both Web developers and end users.

In Firefox, there's no way to change the background image of the home page (new tab) from the Settings. Firefox is Mozillas popular Web browser, available for multiple platforms including Windows, macOS, and Linux on the desktop and all Android and iOS mobile devices.

Mozilla firefox theme maker