アドオン
Flexible Sidebar 53.0
作者: Baris Derin
Flexible Sidebar allows to change sidebar width by dragging the handles.
![[警告]](https://addons.thunderbird.net/static/img/developers/test-warning.png?b=58a99cbb-667a0970)
許可設定
このアドオンについて
Flexible Sidebar allows to change sidebar width by dragging the handles.
Click and drag right handle of the sidebar to adjust its width.
Click and drag right handle of the sidebar to adjust its width.
