The Redmi 9 EDL test point is a hardware backdoor for reviving dead devices. While software methods for EDL (like adb reboot edl ) may work on unlocked bootloaders, the test point method works universally regardless of software state.
To access the EDL test point on your Redmi 9, you'll need to disassemble the device. Please note that this process requires caution and technical expertise, as improper handling can lead to device damage. redmi 9 edl test point
or under the protective metal/plastic shield of the motherboard. Identification The Redmi 9 EDL test point is a
Before touching the hardware, ensure your PC is ready. about 5mm from the board edge.
Look for a pair of dots just west of the main camera connector, about 5mm from the board edge.