Used for years on windows, Linux and now Android. A must have

Firefox 77 update. Incognito mode problem, doesnt allow permanent settings, i'll wait for a fix. Thanks Giorgio

神器，谨慎使用，建议在访问陌生网站时启用

must have

*EDIT* I'D REALLY LOVE TO KNOW WHAT Black website VS Red Website In PopUp UI Means??? I Can't Find Info ANYWHERE! Driving me Crazy!
I'm not sure why the pictures look different than my version FF 76.0 ..but this is the best extension. found it from Tor Browser.
Previously I used to use adblock plus only,
now I use No Script and uBlock Origin and it's unbelievable difference thank you Dev's!

ะ้ฟืา ันี

Real great add-on to give control on what content to display to where it belongs - to the end-user. Show your middle finger to those invasive ads!
Could be a bit better if the current profile wouldn't be reset by firefox updates, and synced with firefox sync, but it is still good.