Y9a Huawei Id Remove Unlock Tool Link
Some users downgrade the Y9A from EMUI 12 to EMUI 10.1 via HiSuite and a patched firmware file, making the ID lock vulnerable to older exploits. This is complex but possible. Check XDA Developers forum for Y9A-specific guides.
This is a hardware-level exploit common in devices with Qualcomm Snapdragon chipsets (which the Huawei Y9a uses). y9a huawei id remove unlock tool