Before we talk about version 271, let’s establish the basics. Google introduced FRP with Android 5.1 Lollipop. It’s a security feature designed to protect a user’s data. If someone steals your phone and factory resets it, the device will ask for the previous Google account’s username and password.
The SamFw FRP Tool is a free software designed to unlock Android devices—specifically Samsung—that have been locked by Google’s Factory Reset Protection. This security feature normally requires the original owner's Google account credentials after a factory reset, but SamFw allows users to bypass this screen with just one click using "Test Mode". Key Features of Version 4.7.1 samfw frp tool 271 extra quality