Unlocking the bootloader or using any non‑official tool will immediately void Xiaomi’s warranty. Even if you later relock the bootloader, some hardware fuses may have been blown, making the warranty void permanently.
Using the Xiaomi Auth Tool is a specialized process that requires careful preparation. Below is a general guide based on common practices:
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When executing a restricted function (like a Qualcomm Auth Flash), XAT pulls a unique token code from the connected phone, sends it to its specialized server apiary, signs it with valid server certificates, and feeds it back to the phone to unlock partition writes. Each complete token authentication consumes a set number of pre-paid credits. Step-by-Step Guide: Using XAT for EDL Flashing
Installing official Fastboot or Recovery ROMs on devices with locked bootloaders. Mi Account Bypass: xiaomi auth tool xat
Short the test-points on the device's motherboard using tweezers while plugging in the USB cable to trigger EDL Mode (QDLoader 9008) .
Unlike open-source custom recovery tools, XAT operates on a . Unlocking the bootloader or using any non‑official tool
The typical Xiaomi user may never need an authentication tool. However, for repair professionals, GSM (Global System for Mobile Communications) shops, and advanced enthusiasts, XAT offers several compelling benefits: