Needed for filter drivers if you are using an Auth Bypass tool.
You cannot flash a preloader via Fastboot (since Fastboot requires a working bootloader). You need:
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The phone will destroy its bootloader to protect itself, rendering it permanently unrecoverable by normal means (EDL Mode won't even work).
This usually happens if you are using a preloader file from a different Redmi model (like the Redmi 9A). Always use files specific to angelica . Needed for filter drivers if you are using
But respect the preloader. Verify your model three times. Backup your NVRAM. Never use "Format All" without a full backup. And when in doubt, seek community help.
Always compare the MD5 or SHA1 hash of your downloaded preloader with the one listed in the official ROM's checksum file. Mismatch = corrupted or wrong file. SP Flash Tool v5
Download the official "angelica" Fastboot firmware (usually a Extract the archive and navigate to the preloader_angelica.bin Technical Warning
This guide is dedicated to the . We will explain what this file is, why it is the key to unbricking your device, how to identify the correct version to avoid permanent damage, and provide a step-by-step tutorial on how to use it with tools like SP Flash Tool.
Without a functional preloader, the phone cannot:
The preloader is the first piece of code that runs when you power on your MediaTek-based smartphone. Its primary job is to initialize the hardware (RAM, Storage, etc.) and check if the user is trying to enter a specialized mode, like or Fastboot .