Download Xiaomi Redmi 9AT ENG/ Engineering ROM | How to install ?

The Official Engineering Room is now available for Redmi 9AT and you can download it from below. Using this firmware you can fix all network related issues in your Xiaomi Redmi 9AT such as any network, IMEI loss etc.

The Xiaomi Redmi 9AT runs on Android 10 and is powered by a Mediatek processor. It is a dual SIM smartphone that supports Nano GSM SIM card, connectivity options include GPS, hotspot, Wi-Fi, Bluetooth 3G and 4G. The sensor includes Gyroscope Proximity Gravity fingerprint etc. The device comes with 2GB RAM and 32GB storage which can be expanded via SD card.

Download Links:

ENG Firmware’s=

  • Redmi 9AT ENG ROM by VD171 (pass= VD171): Download

How to Install ENG Firmware on Xiaomi Redmi 9AT:

  • unpack downloaded Firmware using 7zip or winrar
  • Install Mediatek Vcom driver on Your computer.
  • disable SLA Authentication  (if not disabled You will face a BROM error or flash tool Require a Authorized account/ID)
  • Download & Extract smartphone flash tools on your computer
  • from the flash tool folder Run flash_tool.exe
  • Go to Download tab Click Scatter and Load Scatter File from ROM folder
  • Repeat Process and load DA and Auth file too
  • Select Download only.
  • Click Download & Connect Your switched off Phone by pressing volume up and down key (if no usb device then you have to do test point)
  • You will see a Yellow flashing bar with flashing Process. once done, unplug device and switch it ON

Flash using ROM2box (No Auth & Easy):

  • Install MTK and USBDK driver on your computer
  • Run ROM2box.exe
  • Go to Mediatek/Firmware Flasher ‘ Select Firmware folder & Click Flash’
  • Once the process Started, turn Phone OFF, Now together Press Volume up + down key & then Insert USB, Once Phone detected Immediate Release key (make sure your phone stable in device manager)


  • don’t connect phone before process start
  • if any issue with img format rename all files from .img to .bin that’s all you need to do.

There’s a problem, let me know in the comments

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