I just got this same phone call and I told him I didn't believe him and I was not in front of my computer and he didn't know anything about my computer. And he was from Microsoft and wanted to fix an error. I told him I didn't believe him and I was not going to do it. he hung up on me!
I got a call from 276-001-7708. It is a tech support scam, trying to get you to let them log into your computer, or press keys on your phone to give them remote access to your phone long distance service.
I got a call from 276-001-7708. An asian boy say he from "research something" Start telling me about computer on the internet getting file read....wants you to log into a web site....do not do this!!!
They ask for personal information, SS# Credit Cards...etc...