I installed or uninstalled some packages. I do not even remember what I was doing. As a result, now I can't see most of the system settings in settings window.
Any idea how to solve this problem.
When I hover mouse over the window title, it shows 'Unknown Application name'
I must have removed something, not sure what 🙂
Best Answer
You may have accidentally removed some packages (or some dependencies which caused the package to uninstall). In any case, you may try installing (or re installing) the package
ubuntu-desktop. Correct any accidental package uninstallation by: