Big Sur: An error occurred while installing the selected updates
63070
Why is my attempt at downloading Big Sur failing?
135383
Unable to update my system Ubuntu13.04: Getting message - requires installation of untrusted packages
107535
Unable to install software or update the system after half installed java
76905
Failure [INSTALL_FAILED_ALREADY_EXISTS] when I tried to update my application
339
How to resolve "Failed to download repository information"?
43579
I cannot install new packages: "Could not get lock /var/lib/dpkg/lock"
8525
Error Updating: izx/askubuntu/ubuntu xenial Release' does not have a Release file
31793
The following packages have unmet dependencies!
16186
Requires installation of untrusted packages?
10633
software updater failed to download repository information
135575
How to fix a "Failed to fetch binary-armhf/Packages" error during apt-get update?
99687
update-alternatives --install says it needs link name path priority?
10023
'Some index files failed to download' while updating
133
How can I fix a 404 Error when using a PPA or updating my package lists?
36696
Unmet dependencies unable to fix
2280
Package system is broken. How to fix it?
56534
Software updating programs builtin to macOS Big Sur