Disconnect the battery flex cable from the motherboard entirely (Kirin flashing works best with the battery disconnected).
Launch your chosen flashing tool (e.g., EFT Pro, SigmaKey, or IDT). hisilicon kirin 710 flash tool
Before attempting to flash a Kirin 710 device, gather the following essential tools and files: Hardware Requirements A reliable Windows PC (Windows 10 or 11 preferred). A high-quality USB Type-C or Micro-USB cable. Tweezers or a conductive wire (for shorting the Testpoint). Disconnect the battery flex cable from the motherboard
This happens if the user data partition is corrupted or if the regional customization file ( CUST / PREAS_CUST ) was omitted during flashing. Boot the phone into eRecovery manually, connect to Wi-Fi, and select "Low-level Format / Factory Reset" to fix the file system. Conclusion and Safety Warnings A high-quality USB Type-C or Micro-USB cable
: A premium tool widely regarded for its "Software Testpoint" feature, which allows users to put Kirin 710 devices into Factory Mode (HUAWEI USB COM 1.0) without disassembling the phone.
If your Kirin 710 phone is completely unresponsive, you will need to use a tool that supports Test Point flashing (like IDT or EFT Pro) and factory board software. Phase 1: Prerequisites & Drivers