After installing various desktop environments, just for testing purposes, I messed up my Ubuntu 16.04 LTS and now,The clock has vanished from the top menu barUnity tweak tool has goneI get unmet dependency errors when installing unity tweak toolI tried many answers provided in Askubuntu but no success. Can you help me to fix my Ubuntu installation?
I messed up my Ubuntu installation, how to fix it
ubuntu;display manager;unity