- Connect in-game to your Ylands server
- Type /who in the in-game chat box.
- This gives you a list of all players currently online.
- Copy down the ID to the left of your player name
The ID will be in this format 12345678-1234-1234-1234-123456789012
"1. XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX 1000 YourUsername"