It seems you have logged in with a temp account and can you check if your profile is corrupted via the registry. Please take a backup and follow the steps to review and delete the .bak user profile.https://winbuzzer.com/2020/07/10/windows-10-how-to-delete-a-user-profile-from-the-registry-and-system-properties-xcxwbt/
Hope this helps.
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