Download & Install 9.1.0.312 Firmware on Huawei JOHNSON-L21DX

Download 9.1.0.312 Firmware for Huawei JOHNSON-L21DX:

9.1.0.312 Firmware Now available for the Huawei JOHNSON-L21DX and You can Download it From below. This is a Full Service Firmware and You can Install it without Rooting the Phone. You can use this firmware to downgrade or upgrade Huawei JOHNSON-L21DX.

Huawei JOHNSON-L21DX Run on Android 8.1 & it is Powered by Kirin 710 Processor. the device come with 4/6GB of RAM and 128GB of Storage that can be expandable via SD card. it is a dual SIM Smartphone Support Nano SIM Cards. in connectivity Features it support hotspot WIFI GPS 3G & 4G.

Note:

  • Make a backup before Process
  • Charge the device to Prevent accidental shut down

Download Links:

  • JOHNSON-L21DX 9.1.0.312(C431E2R2P1T8): Download
  • Full Service Firmware for FRP & downgrade (downgrade at own Risk)

How to Install 9.1.0.312 Firmware update on Huawei JOHNSON-L21DX:

  • Open the Zip and Extract the dload folder on the Pen drive
  • Turn off the Phone
  • Connect the Pen_drive to Phone with the OTG cable
  • Press Volume + Volume – & Power button at Same time
  • The device itself start Installation Processor, once done it will be rebooted

Note: SD Card Method: Extract Zip in Phone Storage and Same Process

Optional Method:

  • Enter the Service menu by dialing * # * # 2846579 # * # *
  • Press Option 4. Software Upgrade
  • Press OPTION 1. Memory Card Upgrade

Extracted Firmware Look Like below Image