Error example:
Microsoft Edge can’t be opened using the Built-in Administrator account. Sign in with a different account and try again.
Work around:
1. Security Prompt:
- Navigate to your local security policy – You can do this by typing secpol.msc at a search/run/command prompt.
- ENABLE “User Account Control Admin Approval Mode for the Built-in Administrator account“ under Local Policies/Security Options
2. Registry key:
- HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
- DWORD value of FilterAdministratorToken value "1"
3. Registry key:
- HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\UIPI\
- DWORD value of Default "0x00000001(1)"
4. UAC:
- Change User Account Control Settings to Notify me only when apps try to ... (default)
5. Restart PC