How to Install Firmware on Huawei PARIS-L21B

Download Firmware for Huawei PARIS-L21B: Firmware Now available for the Huawei PARIS-L21B 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 PARIS-L21B.

Huawei PARIS-L21B Run on Android 8.1 & it is Powered by Kirin 970 Processor. the device come with 4GB of RAM and 128GB of Storage can be expandable via SD is a Dual SIM Smartphone Support Nano SIM Cards. in Connectivity Features it support hotspot WIFI GPS 3G & 4G.


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

Download Links:

  • PARIS-L21B Download
  • Full Service Firmware for FRP & downgrade (downgrade at own Risk)

How to Install Firmware update on Huawei PARIS-L21B:

  • 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

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