The apt-key is being deprecated and your system knows that. But do you know what you should be doing for getting packages from external repositories?
Keeping on seeing a persistent “pending update of Firefox snap” message that doesn’t go away even if you restart the browser or the Ubuntu system? Here’s what you should do.
Tried running python command but Ubuntu complains that python command is not found? It may already be installed but you’ll still see the error. Here’s why!
Here’s how to install thrid party snap packages if you see the error: cannot find signatures with metadata for snap “masscode_2.6.1_amd64.snap” in Linux.
AppImage applications not running in Ubuntu 22.04 LTS even with the correct file permissions? You need to install the missing library and try again. Here’s how.
“Unacceptable TLS certificate” is a common error in Linux. There is no “one-solves-it-all’ answer to this. Here are some potential solutions that you can try.
Seeing repository configured multiple times error while updating your system with apt update command? Here’s what you can do about it.
Seeing “Skipping acquisition of configured file ‘main/binary-i386/Packages’, as repository doesn’t support architecture ‘i386’” message? Here’s how to get rid of it.
Cannot format the bootable Linux USB properly anymore? Here’s how to get your USB disk back.
This is a common mistake a new Linux user makes while trying to run a command that requires root access. Here’s what a beginner should know about this situation.