said they were Microsoft to fix my computer        I hung up

Block my computer using Telephone Number 877 937 4407, this is a Tech Support  Computer Scam. They are using multiple telephone numbers, including 716 245 6543 and 716 245 6549.
Report them immediately to the FTC and the Police Department,  have your computer check at LOCAL computer store. They put a Malware into your computer, this is Identity theft, they want your credit card number!