Let’s start the discussion about E: The repository ‘ppa.launchpad.net/webupd8team/atom/ubuntu focal Release’ does not have a Release file. 404 error remove in following Approaches.
The PPA you added does not support your version of Ubuntu, which means there are no packages for your specific release. For instance, ppa:mc3man/trusty-media PPA is only available for Trusty (Ubuntu 14.04). (trusty-media). Obviously, it does not have any files for Xenial (16.04). You can find out which versions of Ubuntu are supported by visiting the PPA’s Launchpad page.
E: The repository ‘ppa.launchpad.net/webupd8team/atom/ubuntu focal Release’ does not have a Release file. 404 error remove ?
sudo add-apt-repository --remove ppa:mc3man/trusty-mediaI hope the strategies listed above work for you. Happy coding and come back again.
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