Update Windows via windows update.
Update all apps via Microsoft store app.
Restart PC.
Reinstall gaming services.
How to
In windows seacrh bar type
powershell
right click on powershell and select run as administrator

Copy/paste into powershell window
(right click to paste into powershell window)
Remove-Item -Path “HKLM:\SYSTEM\CurrentControlSet\Services\GamingServices” -Recurse
press enter
Copy/paste into powershell window
(right click to paste into powershell window)
Remove-Item -Path “HKLM:\SYSTEM\CurrentControlSet\Services\GamingServicesNet” -Recurse
press enter
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Restart PC.
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Run powershell as administrator.

Copy/paste into powershell window
(right click to paste into powershell window)
start ms-windows-store://pdp/?productid=9MWPM2CQNLHN
Click Get / install
Restart PC
Sign out from xbox app and ms store app.
Restart PC.
Open ms store app > sign in
Open xbox app > sign in > launch msfs