How to solve EoS Login Error - 200_001 in Fall Guys on Xbox?

This may be caused by the console's time zone being altered. Re-sync the timezone for your console by following the Xbox Support article: Xbox system settings > Time (Opens in a new tab)

If this doesn't work, please try the following steps:

1. Click on the Windows button in the lower left of your screen.
2. Go to Settings.
3. Click on Gaming.
4. Go to Xbox Networking.
5. Once it loads, you will see a Fix-It and Check Again button - click Fix It.
6. After it completes, click on Check Again.
7. Restart your device
8. Try launching Fall Guys after the restart.