He loaded the patched bootloader image from the Honor 9X. The same chipset. Different signature. He held his breath and typed:
He opened the last log entry. Timestamp: the night she disappeared.
He had tried everything. Paid sketchy Russian forums. Run ten different "unofficial" unlock tools. Even considered mailing the phone to a lab in Shenzhen. Every path hit the same wall: Huawei's signature verification.
He booted into TWRP recovery. Mounted the userdata partition. Ran a data carving tool.