: If the phone is stuck in a bootloop or shows a "Download Mode" error, the test point is often the only way to re-flash a clean stock firmware.

: You must remove the back cover (using heat and a plastic pry tool) to expose the motherboard. The Procedure Power off the phone and disconnect the battery cable.

: Access to professional tools like Unlock Tool, DFT PRO, or Chimera is required to interact with the device once it's in MTK mode. Alternative "Hidden" Testing (Software)