You can disable all AI-powered features inside Firefox, or pick and choose which ones you still want to use.
I used one simple script to remove AI from popular browsers (including Chrome and Firefox) ...
This plugin restores the "Disable Project" button that was removed from the main job page in Jenkins 2.460. There was an error while loading. Please reload this page.
Just the Browser removes a bunch of AI cruft and telemetry garbage, and it's incredibly easy to use. It supports Firefox and Edge, too!