Britec Tech Support Forum

Yes the problem  probably coming from corrupted user accout
You said you had loging to new user account try follow from link below

https://www.mysysadmintips.com/windows/home-and-media/701-windows-10-we-can-t-connect-to-microsoft-family-at-the-moment

Good news -- my program of Windows Defender is working again.

John

did that link fix it?