Adds a button that enables you to take screenshots for YouTube videos.
< Youtube Screenshot Buttonについてのフィードバック
Hi, this script will create a popup which uBlock Origin will kill in a second. You may need to disable that feature of uBlock Origin for YouTube webpages.
ublock origin conflict
Just as a note to you, this script does not work with ublock origin enabled. I haven't had a chance to look into it properly but simply disabling it allows the script to work.