While FRP removal via test mode generally preserves user data, any previous hard reset already wipes user storage.
It is specifically updated to tackle newer, tougher security patches.
Following these steps will help you remove the FRP lock using the one-click method. Prerequisites A Windows PC. installed on your computer. USB Cable. The SamFw Tool 4.7.1 portable folder.
On the phone's "Welcome" screen, tap Emergency Call and dial *#0*# to open the hardware test menu.
Before downloading, ensure your system meets these minimum requirements:
Go back to the very first screen on your phone (the Welcome or Language selection screen). Tap on (Llamada de emergencia).
Have you successfully used SAMFW Tool v4.7.1? Let us know your model and Android version in the comments below (on our original post).
If the tool returns an error like "Device not found" or "MTP mode required," try these fixes:
: Supports a wide range of Samsung models and Android versions, including those with recent security updates.
By following the step-by-step guide—downloading the portable tool, entering *#0*# in test mode, and clicking a single button—most users will find themselves back on their home screen within minutes. And if you need more than just FRP removal, SAMFW Tool offers a complete device maintenance toolkit ready to go.