Hello Isaac Seede,
Welcome to Microsoft Q&A forum.
Before we proceed further, may I know if this issue also appears in other Microsoft apps?
In the meantime, please try to follow this quick fix:
- Go to Settings > Apps.
- Click the ellipsis next to the Microsoft Store, the Xbox app and the Minecraft Launcher > Advanced Settings.
- Select "Reset".
- Type "Credentials manager" in the search bar and press Enter.
- Go to Windows Credentials.
- Remove all entries:
- Contains "Xbl"
- Contains "Mojang"
- Related to Minecraft, Microsoft and the affected account.
- Restart your computer.
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