Did you ever want to view and save high resolution video thumbnails ?
This extension will add a camera icon on all YouTube video thumbnails , you simply can get a high resolution image by clicking on those icons.
watch video:www.youtube.com/watch?v=wVSQZ0d1yjI

Install

• License: Mozilla Public License 2.0
• Weekly downloads: 1
• Average daily users: 14
• Rating: 5/5 of 2 ratings
• Created: 2018-03-17 16:45:33
• Last updated: 2018-03-17 17:00:09
• Homepage:
• Support site and email
• Orig: https://addons.mozilla.org/en-US/firefox/addon/youtube-gallery/
• API: {ce30468f-fcf4-4e29-ba4e-4312ebf205d0}