sudo apt update doesn't work - 404 Not Found

Question

When I try to run the sudo apt update command it gives me this error:

Does someone how to solve this?

Answer 1

The kazam PPA is not available for your version of Ubuntu, hence this error.

Remove the ppa with

sudo add-apt-repositories --remove ppa:kazam-team/stable-series

You can install kazam from the official repositories instead.

sudo apt install kazam