Open lkraav opened 9 years ago
this could either be a built-in option, or being compatible with https://addons.mozilla.org/en-US/firefox/addon/hide-tab-bar-with-one-tab/
this could either be a built-in option, or being compatible with https://addons.mozilla.org/en-US/firefox/addon/hide-tab-bar-with-one-tab/