Using the native apt version of Firefox on Ubuntu 22.04
If you don't want to use the snap version of firefox on Ubuntu 22.04, you can pin the mozilla-team PPA version which is stable so you can have native performance. Remove the snap version of Firefox: sudo snap remove firefox sudo apt remove firefox The following will install firefox stable from the PPA and keep thunderbird as the official Ubuntu repo version: sudo add-apt-repository ppa:mozillateam/ppa Then: sudo nano /etc/apt/preferences.d/99mozillateam Paste the following: Package: firefox* Pin: release o=Ubuntu,a=jammy,n=jammy,l=Ubuntu,c=main Pin-Priority: -1 Package: firefox* Pin: release o=LP-PPA-mozillateam Pin-Priority: 400 Package: thunderbird* Pin: release o=LP-PPA-mozillateam Pin-Priority: -1 Package: thunderbird* Pin: release o=Ubuntu,a=jammy,n=jammy,l=Ubuntu,c=main Pin-Priority: 500 You can verify it's working by running the following command, it should list the candidate as the PPA version to be installed: apt polic