Hey, you! Yes, you, on the iPhone! You’ve got a virus in your Windows PC! Better download this totally legit free app and let it scan all your files for threats and such. So goes the pitch for a trillion or so pop-ups that try to alarm you into an unwise download. Microsoft’s Edge browser now protects against such “scareware” by default.

The real-time scanner is turned on in Edge version 142 for any Windows or Mac device with at least 2GB of RAM and four CPU cores, which should be pretty much everything sold in the last five years or so. Microsoft says that the browser’s Scareware Blocker can start blocking scams “hours or even days before they appear on global blocklists,” according to data from a preview program that started earlier this year .

Microsoft says Scareware Blocker has

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