Today we have the latest stock ROM flash file for the Huawei Y9 Prime 2019 STK-L21 based on Android 9.0 Pie powered by Hisilicon Kirin 710F processor. To install the firmware flash file, we need software called Huawei Flash tool which can be helpful to flash the stock ROM on your device. The method is simple and easy. We have also added video and step-by-step tutorials to make things easier to flash the official flash file.

This process is helpful if you have bricked your device, lag, or shuttering performance, to fix Bluetooth and WiFi issues, to unroot or bypass the FRP lock. So without further wasting our time, let’s understand what is stock firmware flash file is.

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Why We Need Stock Firmware?

Stock Firmware or a Stock ROM is official software that is designed by the OEM manufacturer for a particular device. This file is required to fix any software related issue on your Huawei Y9 Prime 2019. If you are facing any problem with your device, your final attempt will be to re-install the stock ROM. This way, you can restore your device back to stock ROM. This guide will be more useful to those users who always want to try rooting, installing mods or custom ROM.

Advantages of Stock ROM:

Here are the answers to why you need to download and save the Huawei Y9 Prime 2019 Stock ROM flash file on your computer.

  • If your device is dead, you can unbrick using Stock ROM file
  • You can fix or repair the IMEI on your device using DB files from Stock ROM
  • Remove any malware or Adwares from Huawei Y9 Prime 2019
  • You can fix the boot loop issue on Huawei Y9 Prime 2019
  • Fix Unfortunately, the app has stopped error on Huawei Y9 Prime 2019
  • Fix Network related issue
  • Patch Boot image to Root using Magisk
  • You can unroot Huawei Y9 Prime 2019
  • To Reset or Remove FRP on your device
  • Restore Huawei Y9 Prime 2019 back to Factory State

Manually Check for OTA Updates

If you’re using the Huawei Y9 Prime 2019 device then the update will come soon via OTA. You will get the notification to install it. If you don’t get the OTA automatically, then manually check for the update. Follow these simple steps mentioned below.

Firmware Details:

  • Device Name: Huawei Y9 Prime 2019

  • ROM Type: Stock ROM

  • Gapps File: Included

  • Tool Supported: Huawei Flash Tool

  • Processor: Hisilicon Kirin 710F

  • Android Version: EMUI 9.1 under Android 9.0 Pie

  • Go to the device Settings > System menu > System Update > Tap on Check for Update option.

  • If the OTA update appears then tap on Download and install to begin the installation process.

  • It may take a few minutes and then reboot your device.

  • Now, your handset will boot into a new system.

Suppose you are not receiving any new update, then you can follow our guide to install the official stock firmware file for Huawei Y9 Prime 2019 from below.

How to Install Huawei Y9 Prime 2019 STK-L21 Flash File

Before installing the Stock ROM on your Huawei Y9 Prime 2019, you should download the firmware flash file. Then download and install the USB Drivers and flash tool on the PC as well. Once you’re done with these, you can proceed to the steps below. But let’s take a quick look at the Stock Firmware importance and firmware details below.

Pre-Requirements:

  • Supported device: Huawei Y9 Prime 2019
  • Make sure to charge your device more than 50%
  • You need a PC or Laptop with a USB cable.
  • Take a complete backup using any method given below
  • Full Data Backup without Root
  • Nandroid Backup via TWRP
  • Download Huawei Multi-Download Tool on your PC and install it.
  • Download Huawei USB Drivers on your PC
  • You will also require Download Huawei Handset Product Line Driver and install it.

Download Flash Files

Installation Steps:

  • First of all, Download the Update Package
  • Recommended: Format the Micro SD card (This operation is optional).
  • Now Unzip the Update.zip package and
  • Copy the entire dload folder (with UPDATE.APP in it) to the root directory of the Micro SD card.
  • After Copying the Update.the app, Turn off your phone.
  • Make sure your handset is power off.
  • Now Press the VOLUME UP and VOLUME DOWN key, and then press the POWER key to power on the phone and enter the Software Upgrade Mode.
  • When the progress bar stop, the phone will restart automatically.
  • That’s it!.

For Installation via Huawei Multi-Download Tool, follow this

  • Full Data Backup without Root
  • Nandroid Backup via TWRP

Disclaimer:

That’s it, guys. We hope that you’ve installed the Stock Firmware on your Huawei Y9 Prime 2019 device successfully. Feel free to ask in the comments below for any queries.