Windows Defender Credential Guard does not allow using saved credentials

Go to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\DeviceGuard.

Add a new DWORD value named EnableVirtualizationBasedSecurity and set its value to 0.

Add another new DWORD value named RequirePlatformSecurityFeatures and set that to 0.

Now go to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Lsa.

Add a new DWORD value named LsaCfgFlags and set it to 0.

Restart your computer.