Microsoft Scam

Scammer’s Number: +1-844-979-2761
Domains Used: unknown
Extra Info: I believe they used something that hid the URL from my URL bad so it said blank

I saw it popup when I was browsing on a user manuals site not sure which one

Screenshot: Capture — Postimages

I called them up, they pick up and then it’s silence for 25s until they hung up?