If you paid for tech support services, and you later get a call about a refund, that call is probably also a scam. Don’t give the person any personal or financial information.
The refund scam works like this: Several months after a purchase, someone calls to ask if you were happy with the service. If you say “No”, the scammer offers a refund. Or, the caller says the company is going out of business and giving refunds. The scammer eventually asks for your bank or credit card account number, or asks for access to your bank account to make a deposit. But instead of putting money in your account, the scammer takes money from your account.
If you get a call like this, hang up