How to flash Fastboot firmware for Unlocked bootloader Xiaomi phone

Xiaomi Mi/Redmi Phone Flashing for Unlocked Bootloader

Note: A Windows PC/laptop will be needed for the following steps. Make sure that your device is fully charged or has enough power for this process. This guide will help you update your device to the latest MIUI ROM version. All user data will be purged in this process. Please back up your data and think twice before proceeding. All responsibility goes to you.

Only download 2 files.
  1. MIUI ROM Flashing Tool for flash official Fastboot ROM - Link
  2. Download Fastboot file for your device -

Decompress downloaded file. Please note if ext of file is .gz you have to extract 2 times, or quickly you can rename to ext .tgz then extract 1 time.
Open the file folder for the decompressed ROM pack, and copy its path on the computer.

Turn off the device. Press the Volume– key and the Power button at the same time to enter Fastboot mode. Then connect the device to the Windows PC/laptop via a USB cable

Decompress the MIUI ROM flashing tool downloaded in Step 1, and double click on it to install (if there is security warning, select 'Run'). After installation is completed, open MiFlash.exe
First, select clean all to make sure you will not forget it, if not, your phone will lock bootloader after flash and you can not boot

Paste the coppied path into the address bar the ROM file folder path copied in the Step 2 as picture below.

Click on the Refresh Button button to Refresh and detect the device, and MiFlash should automatically recognize the device.

Then click the Flash button to flash the ROM file to the device.

Now your device will restart automatically and you will get a fresh MIUI ROM!
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