It seems you're referring to a (often called an "FRP Hijacker") developed by someone named Hagard , and you're asking whether a "feature covering" it has been patched — likely in a recent Android security update or within a specific device firmware.

Here is everything you need to know about why it happened and what you can do now. Why "FRP Hijacker" Was a Legend

Factory Reset Protection is a security feature designed to prevent unauthorized use of a device after a factory reset. You should only use these tools on devices you own or have legal permission to access. Bypassing security on a lost or stolen device is illegal.