![](https://addons.mozilla.org/static-server/img/addon-icons/default-64.d144b50f2bb8.png)
YouTube Thumbnail Viewer
Adds a YouTube thumbnail preview button to the address bar.
![](https://addons.mozilla.org/user-media/previews/full/240/240610.png?modified=1622136109)
What is YouTube Thumbnail Viewer?
YouTube Thumbnail Viewer is a Firefox add-on that adds a YouTube thumbnail preview button to the address bar. This allows users to easily view thumbnails without having to open the video. It enhances the browsing experience for YouTube users.
Add-on stats
By: gifnksm
Rating: 4.36
(11)
Creation date: 2020-06-28
Weekly download count: 18
Firefox on Android: No
Risk impact: High risk impact
Risk likelihood: Low risk likelihood
Manifest version: 2
Permissions:
- activeTab
- tabs
Size: 943.94K
URLs: Website
Ranking
Other platforms
Not available on Chrome
Not available on Edge
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User reviews
by Firefox user 18443640, 2024-06-01
by Firefox user 18443640, 2024-06-01
by Firefox user 18443640, 2024-06-01
Add-on safety
Risk impact
YouTube Thumbnail Viewer is risky to use as it requires a number of sensitive permissions that can potentially harm your browser and steal your data. Exercise caution when installing this add-on. Review carefully before installing. We recommend that you only install YouTube Thumbnail Viewer if you trust the publisher.
Risk likelihood
YouTube Thumbnail Viewer has earned a fairly good reputation and likely can be trusted.
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