About ModHeader

ModHeader is a browser extension used to quickly change request and response headers. It is available on Chrome, Firefox, and Edge on Windows, MacOS, and Linux. ModHeader is consistently rated 4+ stars on Chrome web store and used by 800,000+ users.

Tutorials
Check out our 2 minutes get started with ModHeader tutorials​
How to use ModHeader
Modify request headers
Filters
Profiles
Sample profiles to help you get started
​Modify Authorization header​
​Modify X-Forward-For​
​Enable CORS​
​Deny X-Frame-Options​
​Youtube embed redirect​
​Disable oversized image​
How do I contact the support team?
The best way to reach us is to send us an email at [email protected].
When will I get a response?
We will typically get back to you within 24 hours during a business day.

Next - Using ModHeader

Modify request headers

Last modified 1mo ago