These people are SCAMMERS. They will remotely take over your computer if you let them and then force you to pay to have control back. Hang up on them. Microsoft does not call people like this.
IS a SPAM CALLER CLAIMS "YOUR COMPUTER HAS SERIOUS PROBLEMS" HE WILL SOLVE IT >>then ask for pressiing windows R button.. Next asking to press there ASSOC button.. When i asked authenticity of him and website..he mentioned www.pccare .com which not opened.. When i asked about it person literally shouting to press button Assoc and he will help...when insisted on website..disconnected the call..
These people are SCAMMERS. They will remotely take over your computer if you let them and then force you to pay to have control back. Hang up on them. Microsoft does not call people like this.