Updates Require Authentication
11166
"Require Installation Of Untrusted Packages" while upgrading with the update manager
118797
Forcefully update to new windows
72695
Can't connect to Windows Update
93942
How to fix "Failed to download repository information" error while updating?
158791
Bogus message from automatic updates
143086
Cannot authenticate without a password
54991
How can I install updates and shut down from the command line?
32922
cannot update unless on one network
1520
How to install software or upgrade from an old unsupported release?
14551
How do I remove Ubuntu's password requirement?
130374
Error saying "unable to update ICE authority" while booting
100830
How to prevent unnecessary updates
137922
Why hasn't Trusty received the updates for OpenSSL's CVE-2016-2108 and CVE-2016-2107?
104186
SQL Server Windows Authentication fails after tonight's security updates: The login is from an untrusted domain
121201
Why can't I update applications without upgrading the whole OS?
105715
Security updates for the universe repository for LTS releases?
49161
Upgrade manager wants me to do a partial upgrade