Big Sur update keeps failing when downloading
63070
Why is my attempt at downloading Big Sur failing?
1520
How to install software or upgrade from an old unsupported release?
55310
Attempting to Install MSU hotfixes results in "Searching for updates on this computer..." to last forever
58931
16.04 Upgrade: Failed to fetch Empty files can't be valid archives
93574
E: Some index files failed to download. They have been ignored, or old ones used instead after apt-get update
30068
Update: Failed to lock /var/cache/apt/archives/lock
5316
Update from 14.04 to 16.04 failed with GPG error
118978
Not all updates can be installed: partial upgrade
150033
E: Sub-process /usr/bin/dpkg returned an error code (1) for almost all updates
128740
Unable to Install Update; An error occurred installing iOS 8.2
100494
Update Manager asking me to update kernel but apt-get upgrade does not?
72695
Can't connect to Windows Update
51350
While updating the ubuntu 16.04 does not have a Release file Error
12368
A "failed to fetch" error occurs when apt-get update is run. How do I fix this?
126740
Software & Updates crashes and will not open
154420
"Failed to download repository information" error
4853
Trouble downloading packages list due to a "Hash sum mismatch" error