XBox Game Pass is not working. Do you have the solution

Yesterday evening I bought and activated the X Box Game Pass for the PC. It actually works reliably and well, only with a game there are problems.

When I try to install Sea of Thives, which is included in the gamepass, I always get an error message (0x803f8001)

If I want to install the Sea of Thives Anniversary Edition, which is also included in the Game Pass, the download is being prepared and nothing happens…

I've tried everything for seconds, you can tell me. Help?

Everything works fine for my friends, they can install the game, …

Here are 2 screenshoots:

Call Microsoft! They can best help you!

You can find the number on google. Is I believe 089 area code for Munich… With a flat rate, the call is free.