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Most professional tools require you to put the phone into "USB COM 1.0" mode. This involves opening the back cover and short-circuiting a specific Test Point on the motherboard to the ground while connecting it to a PC.
If you still have access to the account details, you should always try official HUAWEI Support first: jny-l21 huawei id remove unlock tool
Using unauthorized "unlock tools" or third-party firmware can void your warranty and may lead to data loss or security risks. Always prioritize official account recovery through Huawei Global Support when possible. Most professional tools require you to put the
Supports Kirin 810 devices for ID reset and firmware flashing. 📍 Hardware Requirement: The Test Point jny-l21 huawei id remove unlock tool
to receive a verification code via your linked email or phone. HUAWEI Cloud