edit user-agent string quickly and easily

User-Agent Modifier - Edit User-Agent String Quickly and Easily
User-Agent Modifier is a Firefox add-on that provides a convenient tool for editing user-agent strings. With this add-on, you can quickly modify the user-agent for any web request, as well as the window.navigator.userAgent value.
Add-on stats
Manifest V2
By: flycoder
Rating: 5.00
1 new ratings
(2)
Weekly download count: 1
Firefox on Android: No
Permissions:
- storage
- tabs
- webNavigation
- webRequest
- webRequestBlocking
- <all_urls>
- *://*/*
Size: 109.24K
Full description: See detailed description
Source: Firefox Browser Add-ons
User reviews
by 天灭中共退党团队保平安, 2025-03-15
Unlike the other User Agent "modifier" add-ons, this one just lets you modifier the UA! No hundreds of choices. No "by Website/URL"! No dialogs and fancy choices... It just allows modifying the UA like the old useragent override config setting.
by Firefox user 13617215, 2020-04-16
Add-on safety
Risk impact
User-Agent Modifier 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.
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Risk likelihood
User-Agent Modifier has earned a fairly good reputation and likely can be trusted.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
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