Change the dropdown menu in the tool to or Download Only . Do not use "Format All + Download" as it erases your device IMEI.

Flashing the official firmware replaces the entire existing operating system. This is highly useful for several critical scenarios:

Before downloading any firmware package, ensure the system files are built for your exact hardware version. Loading the wrong code onto a mobile device will permanently break hardware components or fully brick the motherboard. Specification Feature Details and Parameters TECNO Spark Go 2024 (BG6 Series) Integrated Chipset Unisoc Tiger T606 (12 nm Octa-core) Operating System Android 13 (Go Edition) Interface Customization HIOS 13 skin Flasher Compatibility SPD Flash Tool / Research Download / UnlockTool Critical Prerequisites Before Flashing

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If you are locked out of your device after an accidental factory reset and cannot remember your Google credentials, installing stock firmware resets the Android Factory Reset Protection flag.

Resets forgotten patterns, PINs, or passwords.

When the process finishes, the progress bar will display a green or Finish notification. Click the Stop icon (Square button) in the tool, unplug your USB cable, and hold down the Power button to turn on your phone. The first boot may take up to 5 to 10 minutes to initialize.