In Developer Options, enable and "Allow ADB debugging in charge only mode" . 2. Using Specialized Service Tools (MTP Method)
A widely used tool that can often trigger ADB even on 2018 patched firmwares via the MTP tab. open adb huawei 2018 tool patched
Overcoming the "ADB Tool Patched" Issue on Huawei 2018 Devices In Developer Options, enable and "Allow ADB debugging
In the "ProjectMenu" that appears, navigate to > USB Port Settings . Select Google Mode . Overcoming the "ADB Tool Patched" Issue on Huawei
If you are facing the "ADB enable fail" error, here is a comprehensive guide to modern workarounds. 1. The "Google Mode" Dial Pad Workaround
If the security patch is too recent, the only reliable way to use old ADB tools is to downgrade the firmware to a version released in early 2018.
This tool uses a "Software Testpoint" method for HiSilicon-based Huawei devices, which can force the device into a "Factory Mode" (HUAWEI USB COM 1.0) to bypass security patches entirely. 3. The Downgrade Strategy