Testimonial

So we were able to recover the files which allowed us to recover the whole system.In the end, we have recover quite 1 TB data with Compunix.
Many thanks for your very responsive support.
Pierre-Henri, France

Pinout [best] | Stk-l21 Isp

On the STK-L21 motherboard, locate the shielded eMMC chip (usually near the SIM slot or battery connector). Look for a row of small gold circular test points labeled TP (Test Point).

: Ensure your tool is set to the correct voltage (typically 1.8V for VCCQ) to avoid permanent damage to the eMMC. HUAWEI Y9 PRIME (STK-L21) ISP - EMMC&UFS stk-l21 isp pinout

To perform an ISP operation, you generally need to locate four specific test points on the motherboard: On the STK-L21 motherboard, locate the shielded eMMC

Before attempting to connect to the ISP pinout, ensure you have the following hardware and software: On the STK-L21 motherboard

Connect the battery (or apply 3.7V via DC power supply).