unable to upgrade firefox
249
How do I fix this "E: Type '*' is not known on line * in source list ..." update error?
150160
Reviewing Firefox Extensions - When was it installed?
71052
How to make Firefox use the newest Java version, which is already installed?
8630
No more updates for Google Chrome 32-bit
129143
Error upgrading to High Sierra
20122
Firefox doesn't launch in Ubuntu 13.04
134080
Still can't upgrade? Is there a new delay?
80233
Upgrade to 20.04 from 19.10 isn't available
15687
How do I resume a release upgrade?
16837
Unable to upgrade from 14.04 to 14.10 "Cannot Calculate Upgrades"
9901
How to upgrade from 18.10 to 19.10, using the command line?
121201
Why can't I update applications without upgrading the whole OS?
37444
Internet is working, but Firefox 67 browser cannot connect after update
110148
Why does `do-release-upgrade` skip a version?
144507
No facility exists in Update Manager to upgrade to a new version, why?
74990
Error while trying to upgrade from Ubuntu 18.04 to 18.10: "Please install all available updates for your release before upgrading."
2670
Why is "No new release found" when upgrading from a LTS to the next?