Why does the Software Updater allow me to update the package list without authentication unlike in Terminal?
47010
How can update-manager update without the root password?
5162
How to fake a package version installed?
133
How can I fix a 404 Error when using a PPA or updating my package lists?
8819
What is the difference between security, updates, proposed and backports in /etc/apt/apt.conf.d/50unattended-upgrades?
117457
Is there a way to permanently exclude the kernel from updates?
120229
Understanding various update and upgrade commands
27076
How to see package version without install?
16186
Requires installation of untrusted packages?
34069
Why am I getting authentication errors for packages from an Ubuntu repository?
4305
How do I fix a "Problem with MergeList" or "status file could not be parsed" error when trying to do an update?
34720
What is the difference in command-line "sudo apt-get update" and using Synaptic or Auto-updater?
90822
How can I install just security updates from the command line?
63206
Can the update manager download only a single package at a time?
113145
What does 'apt-get install update' do?
146117
Update locked within terminal
21795
Apt-get update with an @ in password error
135055
Why does dpkg --list no longer show all installed programs?