Introduced with Android 5.1 Lollipop, Factory Reset Protection is a security measure that links a device to the Google account used during initial setup. Once enabled, if the device undergoes a factory reset (either through settings or recovery mode), it will ask for the previously synced Google account credentials before allowing access to the home screen. While this feature helps deter theft, it can lock out the rightful owner who may have forgotten their account details, or it can complicate refurbishment and repair workflows.
Removes the Google Account lock (FRP) by flashing specific partitions or bypassing the setup wizard. Typical Methods: EDL Mode (9008):
to flash or modify the device's persistent partition where FRP data is stored. ADB Method: Some versions use a "Test Mode" trick (dialing
QSF Tool: Qualcomm & Samsung FRP Full — Overview, Use Cases, and Best Practices qsf tool qualcomm samsung frp full
Click the or Read Info button to verify communication. Select the Reset FRP or Erase FRP option.
Verification : Open your PC's Device Manager. Under the "Ports (COM & LPT)" section, confirm you see . Step 3: Execute the FRP Reset Launch the QSF Tool application as an Administrator.
Contains a database of built-in firehose programmers. Introduced with Android 5
Power off, hold Volume Up + Volume Down, and connect to the PC.
This paper summarizes QSF (Qualcomm Service Framework) tools used for FRP (Factory Reset Protection) operations on Qualcomm-based and Samsung devices. It covers background, tool capabilities, workflows for full FRP bypass/removal on supported devices, required hardware/software, step-by-step procedures, risk and legal considerations, troubleshooting, and recommended safe practices for technicians.
The safest and most permanent solution is recovering the original Google account. Removes the Google Account lock (FRP) by flashing
Once the status logs output Success or FRP Erase Done , unplug the device. Disconnect and reconnect the battery connector to exit EDL mode, then power the phone back on. Alternative Solutions for Samsung Qualcomm FRP
The QSF (Qualcomm Secure Firmware) tool is a software utility used to bypass or remove the Factory Reset Protection (FRP) lock on Samsung devices powered by Qualcomm chipsets. FRP is a security feature implemented by Google to prevent unauthorized access to a device in case it's lost or stolen. However, in some cases, users may need to bypass FRP to regain access to their device. This guide provides an overview of the QSF tool and its usage for Qualcomm Samsung FRP removal.
To enter EDL mode:
: The tool is a small Windows-based application that does not require extensive installation or expensive hardware dongles.
: Specifically targets the bypass of Google account verification on Samsung devices.