In Firefox 141: set a proxy for Firefox Containers, new browsingContext event to monitor history APIs and updates about Cookies for both BiDi and Classic.
Accept insecure certificates for user contexts, new event when navigation is committed, fixes around action commands and a few more enhancements!
Firefox support for CDP is officially removed starting with Firefox 141.
Allow to override the Geolocation per browsing context and user context, and bug fixes.
Install webextensions as temporary extension, new command line argument for Firefox and other updates…
Network request override, early hints headers, font metadata and more
In Firefox 137, you can directly set network response overrides in Firefox DevTools. Learn more about this new feature.
lossless JSON parsing debugging, persisting Network Raw response setting, better Inspector autocomplete and more!
CHIPS cookies, more requests and new console helper
Debugger fixes and accessibility improvements