PREREQUISITES:

1. Backup your data:

   • Ensure all your important data is backed up as flashing firmware may lead to data loss.

2. Charge your device:

   • Make sure your Huawei Y9 2018 has sufficient battery to avoid any interruptions during the flashing process.

3. Download necessary tools and firmware:

   • Download and install Huawei HiSuite or Huawei USB Drivers on your computer.
   • Download the official firmware for your Huawei Y9 2018 from the Huawei website or other trusted sources.

Steps to Flash Huawei Y9 2018 Firmware:

1. Install Huawei USB Drivers:

   • Make sure that Huawei USB drivers are installed on your computer. You can find these drivers on the official Huawei website.

2. Download and Extract Firmware:

   • Download the official firmware for your Huawei Y9 2018 from the Huawei website.
   • Extract the downloaded firmware file on your computer.

3. Enable USB Debugging:

   • On your Huawei Y9 2018, go to “Settings” > “About phone” > Tap on “Build number” 7 times to enable Developer Options.
   • Go to “Settings” > “Developer options” > Enable “USB debugging.”

4. Connect Your Phone:

   • Connect your Huawei Y9 2018 to your computer using a USB cable.

5. Open HiSuite or Appropriate Flashing Tool:

   • Open Huawei HiSuite on your computer or use the appropriate flashing tool recommended for your device.

6. Select Firmware:

   • In the flashing tool, locate and select the firmware file that you extracted earlier.

7. Start the Flashing Process:

   • Follow the on-screen instructions in the flashing tool to start the flashing process. This may involve confirming your actions on both the computer and the phone.

8. Wait for Completion:

   • Allow the flashing process to complete. Do not disconnect your phone during this process.

9. Reboot Your Device:

   • Once the flashing is complete, your Huawei Y9 2018 will automatically reboot.

Remember that these instructions are based on general steps for flashing Huawei devices. The exact steps might vary slightly based on the specific firmware and version you’re using. So we can’t take responsibility for these instructions. Always refer to the official documentation and resources for your device and tools.