Error Message: You can't create a room because you don't have any registered friends. (Mario Kart 8 Deluxe)
- When attempting to create a room in Online Play mode, you can't see your registered friends.
You can add friends from your user page.
- Restart the Nintendo Switch console.
To restart the console, press the POWER Button for three seconds, then select "Power Options", followed by "Restart".
- Move the Nintendo Switch console closer to the wireless router.
If possible, place the Nintendo Switch console within 3 to 5 metres (10 to 15 feet) of the wireless router to improve the signal strength.
- Perform the latest system update.
- Perform the latest Mario Kart 8 Deluxe software update.