The short version.
Tech-support scams hijack the browser with a full-screen popup claiming a virus, FBI investigation, or compromised account, and provide a phone number to call. The 'support agent' walks the user through installing a remote-access tool (AnyDesk, TeamViewer), then 'discovers' the threat is real and demands payment to fix it — or quietly drains bank accounts while pretending to scan. Increasingly the popups arrive via free-game ad networks and pirated-content sites that teens visit.
The platforms and contexts.
Pirated streaming sites, free-game websites, ad networks that serve cheap inventory, push notifications from previously-visited sites. Mobile browsers are increasingly affected, not just desktops.
The timeline.
Tech-support scams have been around since the early 2010s; the family-impact version (teens caught and then routing the call to a parent who pays) has scaled in the 2020s.
The core facts a parent needs.
- Every legitimate tech company — Microsoft, Apple, Google — never displays a phone number in a popup. Any popup with a phone number is a scam.
- The browser lock is fake. Closing the browser (Force Quit / Task Manager / power off) breaks the spell. The popup cannot actually trap the computer.
- If a 'support agent' has had remote access to the computer, treat every saved password as compromised — change them from a different device.
What's actually at stake.
- Direct financial loss from the 'refund' or 'fix' charge, often hundreds to thousands of dollars.
- Identity theft from credentials extracted during the remote-access session.
- Family money lost when a panicked teen routes the call to a parent who pays out.
Concrete next steps.
- Train the household: 'Any popup with a phone number is a scam. Close the browser. Don't call.'
- Install an ad blocker (uBlock Origin) on the family computers and on phones. Most of these popups never load through one.
- If remote access has happened, change every password from a different device, run antivirus, and consider a fresh OS install on the affected machine.
See it for yourself.
FBI ic3.gov · FTC reportfraud.ftc.gov · Bank fraud-prevention line if money was taken.