If your login prompt is not displaying or failing in State of Decay 2, you can apply the following to fix it.

This can fix the following error messages:

“State of Decay 2 requires a valid xbox live account.”

“Your save files are from a future build of this game. Please update the game and try again.”

Fix 1: Delete Xbl|DeviceKey

• Click on the Windows Start button.
• Then type “Credential Manager” into the search box and press enter.
• Open “Windows Credentials“.
• Find “Xbl|DeviceKey” inside that section and remove it.
• Now you can close “Credential Manager” window.

It clears the old login information of State of Decay 2 and fixes the both login errors.