Lots of errors on apt-get update
1520
How to install software or upgrade from an old unsupported release?
24603
apt-get upgrade gives "403 forbidden" error
4124
I cannot run apt update properly - apt update hangs
18288
What is the difference between apt and apt-get?
113145
What does 'apt-get install update' do?
124502
how to resolve unmet dependencies and file collisions due mixing diferent repositories?
102441
Having trouble with apt-get upgrade and removing KDE Plasma
6173
"method driver /usr/lib/apt/methods/https could not be found" update error
93246
How to resolve conflicting distributions in apt-get
56150
Can't upgrade/update ubuntu 18.04 as apt/dpkg error is showing up
84803
sudo apt get update gives error - The package cache file is corrupted
34069
Why am I getting authentication errors for packages from an Ubuntu repository?
80899
"no public key available" on apt-get update
4853
Trouble downloading packages list due to a "Hash sum mismatch" error
43917
What is the difference between apt-get update and upgrade?
59119
apt-get, unmet dependencies, ... "but it is not going to be installed"
44991
A lot of missing dependencies when I try to install all software