The official HUAWEI USB COM 1.0 drivers must be installed on your PC.
Disassemble the phone and connect the Test Point to ground while plugging it into the computer via USB.
Huawei P40 Lite (JNY-LX1) , powered by the Kirin 810 chipset, typically requires a Certificate (CERT) file write Test Point method for IMEI repair using IMEI Repair Report: Huawei JNY-LX1 (SigmaKey) 1. Device Preparation Hardware Requirement : You often need a modified USB cable
If you have searched for "jny-lx1 imei repair sigma" , you are likely facing the dreaded "Invalid IMEI" or "Null IMEI" error. This guide will provide a deep dive into why this happens and a step-by-step walkthrough of using (developed by Team Infinity) to restore your device.