Navigate to the specific brand tab (e.g., OPPO) or use the universal "MTK Universal" tab. Check the box for the action you want to take (e.g., Erase FRP or Format Data ).
: Removes the Factory Reset Protection (Google Account lock) after a hard reset.
Disables the secure boot protection on modern MTK chips, allowing third-party tools or SP Flash Tool to flash the device without authorized service center accounts.
Allows one-click locking or unlocking of the device bootloader.
MTK GSM Sulteng Tool V1.3.9 is a free software utility designed for repairing and unlocking mobile devices that use MediaTek (MTK) chipsets. It is part of a series of tools developed to provide "one-click" solutions for common mobile software issues. Overview of the Tool The "Sulteng" in the name likely refers to Sulawesi Tengah
While originally optimized for MediaTek (MTK) processors, recent versions include robust modules for specific Qualcomm chipsets.
: Run the tool and select the specific brand or model of the device.
: Disables the secure boot (DA/Auth) to allow flashing and unlocking on newer MTK security patches. Supported Brands & Models
Power off the phone, then connect it to the PC while holding Volume Up + Down (or just Volume Down).
Temporarily turn off Windows Real-Time Protection or any third-party antivirus software to prevent the tool's executable files from being deleted or quarantined. Step 2: Install Essential USB Drivers
: Easily erases FRP, pattern, PIN, and password locks.
While specific steps vary by device, general usage involves: