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Preview of UserAgent & Misc Headers

UserAgent & Misc Headers by Sheentee

Modify User-Agent and inject custom headers per tab.

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Screenshots
Screenshot of amended UA string in extension.Screenshot of heade added to extension.
About this extension
Browser extension to allow manipulation of browser User-Agent string and to add custom headers to requests. This can be active for selected tabs. This functionality is useful for certain web application testing steps.
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Permissions and data

Required permissions:

  • Block content on any page

Optional permissions:

  • Access your data for all websites

Data collection:

  • The developer says this extension doesn't require data collection.
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More information
Version
1.0
Size
47.96 KB
Last updated
11 days ago (Jan 4, 2026)
License
All Rights Reserved
Version History
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