Issue:
ms-settings:personalization-background
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Environment:
Windows 10 Desktop
Resolution:
Option A:-
1. Re-add affected user role by searching for Computer Management
2. Expand to System Tools/Local Users and Groups/Users
3. Right click on affected user and choose a role to remove and apply
4. Add back role and click on.
5. Try login with affected user
Option B:-
Download and run Start Menu troubleshoot tool to fix the problem
http://aka.ms/diag_settings