## Ubuntu 22.04
Xubuntu uses lightdm; Kubuntu uses sddm.
### Lightdm
Edit `/etc/lightdm/lightdm.conf`
```
[Seat:*]
xserver-allow-tcp=true
autologin-guest=false
autologin-user=john
autologin-user-timeout=0
```
### sddm
Edit `/etc/sddm.conf`
```
[X11]
ServerArguments=-listen tcp
```