A scareware blocker is a security tool, often integrated into web browsers, designed to prevent users from falling victim to scareware scams. Scareware is a type of malware that uses deceptive tactics to frighten users into believing their computer is infected or has other critical issues.

Microsoft has started rolling out an AI-powered “Scareware Blocker” for its Edge browser on Windows PCs. When enabled, the security feature acts as the “first line of defense” against new and emerging scams.

Microsoft Edge's Scareware blocker is a local AI model designed to help users avoid annoying and dangerous full screen pop-ups while browsing the web.

Microsoft Edge 133 is now rolling out globally, and it ships with several improvements, including a new scareware blocker feature. In addition, Microsoft is updating the backend of the Downloads UI with performance improvements.

Let’s say you want to uninstall Microsoft’s Edge browser. Fair enough, Windows is supposed to allow you at least some control over your programs, and most people use Chrome. So you search Bing for “How to uninstall Edge,