17.1 battery life

[Aravisian]

@Hackgets

Did you upgrade from 16 to 17 with Zorin Upgrader? That may be the cause.

Agreed, Package failing to update and the kernel claiming to be uninstallable...
@Guillaume, please check your sources:

Handling your sources

Your sources in Linux are the repositories you have access to that can provide your apt tool access to APT packages. For those migrating from Windows to Linux, this can be new and confusing information as MS Windows does not have sources. Linux is, by nature, more secure. Sources on Linux ensure more vetted packages, allowing greater security since these must be Signed and run through lintian prior to being accepted into a vetted repository (Like Launchpad.) Sometimes, sources can be a source…

The upgrader may have left some Focal Sources listed.