Is a Windows upgrade pop-up asking for payment a scam?
Yes. Microsoft does not charge for Windows operating system upgrades through browser pop-ups or unexpected calls. Pop-ups asking for payment are scams.
Last reviewed: 1 June 2026
Explanation
Tech-support pop-ups impersonating Microsoft are among the most persistent online scams. A full-screen alert appears warning that your computer is infected, your Windows licence has expired, or your operating system must be upgraded, and you must call a number or pay a fee immediately. The goal is either to get you on the phone with a fake 'Microsoft technician' who will demand remote access and payment, or to send you to a fake payment page. Microsoft distributes genuine Windows updates automatically and for free through Windows Update — it never presents payment demands via browser pop-ups. Closing the pop-up (even if it appears full-screen) and running a reputable security scan is the correct response.
Common red flags
- Full-screen browser pop-up with a Microsoft logo demanding you call a number
- Pop-up claims your computer is locked or has a critical virus
- Request for payment by gift card, wire transfer, or cryptocurrency
- Browser appears frozen — usually resolved by pressing Alt+F4 or force-quitting
What to do now
- Close the browser tab or force-quit the browser — do not call the number
- Run a scan with a reputable security product to check for adware
- If you already paid or gave remote access, contact your bank and change passwords
- Report the pop-up domain to your national cyber crime service
Frequently asked questions
What if the pop-up plays a loud audio warning?
Audio alarms are a deliberate tactic to create panic and stop you thinking clearly. Mute your speakers and close the browser. No legitimate system alert requires you to call a number.