Adb Mode Detection (Only For Phones That Can Properly Start) - Huawei P20 Maintenance Manual

EML-L29V100R001 Advanced Maintenance Manual V2.1

3.1.4 ADB Mode Detection (Only for Phones that Can Properly Start)

Connect the phone to the computer using the USB cable. Run the NFF detection tool compartner.exe. The
automatic detection starts.
following the on-screen instructions) before the root test. The method for displaying test
results is the same as that for displaying test results in fastboot mode.
2019-6-25
The phone carries out the MMI test (you can skip this test by
Huawei Confidential
INTERNAL
Page 16 of 67