Greetings Exile,
Thank you for your report. Please follow the steps to recover the missing files:
- Open the Xbox app for Windows.
- In My Library, select the game title.
- Select the More options (…) button and choose Manage.
- Select Files and then Verify and repair.
If the issue still persists, here are some other troubleshooting articles for the Game pass version.
Please let us know if you need further assistance and we’ll be glad to review your case. 