この拡張機能について

YouTube Design Preserver allows you to choose between the old, dark or normal YouTube design and preserve it permanently!

IMPORTANT!
Use the add-on's settings page or its own button to choose your design. All changes made on YouTube directly will not be preserved!

あなたの体験を評価

2.4.0 のリリースノート

fixed broken "old layout" by changing the User-Agent instead of the PREF cookie

使用者: