uBlock Origin version 1.50.0 has been released for Firefox, Edge, & Chromium https://github.com/gorhill/uBlock/releases/tag/1.50.0

Also you may want to read my post

+ Install dnscrypt proxy with adblocker on Linux https://www.cyberciti.biz/faq/how-to-install-dnscrypt-proxy-with-adblocker-on-linux/

+ Pair Pi-hole with an OpenVPN to block ads https://www.cyberciti.biz/faq/ubuntu-linux-install-pi-hole-with-a-openvpn/