In the "Auth File" field, load the auth.auth file (usually included in specialized unbrick packages).
Once the computer detects the device (red bar appears), release the buttons.
: Often included in the Redmi 9C No Auth pack or official fastboot firmware. Download Agent (DA) : Usually DA_mt_6765_6768_6785_6873.bin . Authentication File : Typically auth_sv5.auth . redmi 9c preloader file
Modifying the preloader file can be risky and may brick your device if not done properly. Here are some precautions to take:
via specialized software to bypass these "New Security" checks. Essential Tools for the Job In the "Auth File" field, load the auth
With newer security patches (especially MIUI 12.5 and higher), Xiaomi has implemented stricter authentication. Simply flashing any preloader can lead to a "preloader error". Therefore, you need:
Disconnect your phone and hold the Power button to test if the boot sequence has been successfully restored. Important Safety Tips and Troubleshooting Download Agent (DA) : Usually DA_mt_6765_6768_6785_6873
In modern official firmware releases for the Redmi 9C, the preloader binary is often or omitted from the user-accessible partition files. This is a security measure to prevent unauthorized modification of the boot chain. Consequently, if a user accidentally corrupts their preloader partition during a failed flash, they cannot simply extract a replacement from an official ROM downloaded from Xiaomi's servers.