
In a new tab, type or paste about:config in the address bar and press Enter/Return.Re-styling tab buttons as connected tabs, dividers, height, font size/boldness, audio icon, etc.ĭo you miss having "compact" toolbars? The developers have reduced support for Compact mode so if you would like to select it from the Density popup on the Customize screen, you need to change a preference so it appears there:.Restoring Compact mode to the density selector.Here are some ideas for modifying these changes if they bother you, and of course you can find additional suggestions on the usual sites (especially r/FirefoxCSS). The feeling of spaciousness also extends to the menus. The design of the tab bar has been particularly controversial due to its greater height, and the way tabs float. Before the "Photon" user interface design reached its fourth anniversary, Firefox 89 has brought us the "Proton" user interface.
