Open YouTube maxresdefault Thumbnail

No longer supports upgrade . Please see https://addons.mozilla.org/ru/firefox/addon/boost-youtube/. On YouTube Player page, in address bar is adding icon. Click it and open new Tab with maxresdefault.jpg

No longer supports upgrade . Please see https://addons.mozilla.org/ru/firefox/addon/boost-youtube/. I make addons for self. I try make it max small and simple. No spy ware. Sometimes, youtube API response that maxresdefault.jpg thumbnail is not, but it is. The addon on any Youtube video player page, in address bar, add button with link to maxresdefault.jpg.

Manifest V2 Add-on
By:
rty65tt
Daily users:
30 -1
Rating:
5.00
(5)
Version:
1.2resigned1 Last updated: 2024-04-25
Version code:
5728958
Creation date:
2017-10-20
Risk:
High risk impact Moderate risk likelihood
Permissions:
  • tabs
  • activeTab
  • *://*.youtube.com/embed/*
  • *://*.youtube.com/watch*
Size:
10.59KB
Full description:
See detailed description
Source:
Firefox Browser Add-ons
Updated:
a day ago

User reviews

by 敬念*****, 2025-04-16

by 远离*****, 2025-03-12

Quick and simple. Perfect.
by da*****, 2025-02-20
View all user reviews ›

Extension safety

Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

Open YouTube maxresdefault Thumbnail requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
  • Critical ******* ****** ** *** ********* ******** ********************
Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Browser Add-ons, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

Open YouTube maxresdefault Thumbnail is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Risk likelihood analysis details
  • High This extension has low user count. Unpopular extensions may not be stable or safe.
  • Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
Upgrade to see full risk analysis details

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