Extension automatically hides the folders panel. The folder panel can be seen by placing the mouse pointer in the left corner of the window or by Accel-1 shortkey.
Extension automatically hides the folders panel. The folder panel can be seen by placing the mouse pointer in the left corner of the window or by Accel-1 shortkey.
附加组件
![[警告]](https://addons.thunderbird.net/static/img/developers/test-warning.png?b=1c6a22f3-666b9171)
权限
