PiP Unblocker

Unblock PiP functionality by clearing associated Feature-Policy headers.

Compatible with Youtube TV and more.

Source code: https://github.com/polywock/pipUnblocker
Privacy policy: https://github.com/polywock/pipUnblocker/blob/master/PRIVACY_POLICY.md

If you're only going to use this extension for a specific website or two. I recommend going to that website, right click the extension icon, and limit the extension's Site Access to only that website.