How to properly restart unity?

You can press Alt+F2, then type unity, then press Enter to restart Unity.

Or you could use:
```
sudo service gdm restart
```
On 14.04 and 14.10 use:
```
sudo service lightdm restart
```
On 15.04 and 15.10 use:
```
sudo systemctl restart lightdm.service
```

Tags:

Unity

14.04

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