If you are dealing with a "trailmakers-fix-repair-uwp-rar" file, it is generally intended to solve one of three issues: 1. License & Launch Issues
Open the Xbox App, right-click Trailmakers , select Manage , then Files , and click Verify and Repair . trailmakers-fix-repair-uwp-rar
Ensure the "Gaming Services" app is updated in the Microsoft Store. trailmakers-fix-repair-uwp-rar
Microsoft can detect modified UWP packages, which may lead to a permanent ban of your Xbox/Microsoft account. trailmakers-fix-repair-uwp-rar