Huawei P20 Pro CLT-AL00 EMUI9.1 stock firmware update is now available for Chinese variants.  The firmware version is 340. This update is only applicable to phones with cust version C00. Android 9 is running with EMUI9.1 on top. This is official stock firmware from Huawei and can be installed by following the official method. You can either use an SD card/OTG to install it or any 3rd party tool can be used. This firmware can be helpful in unbricking your phone.

Huawei P20 Pro Firmware Details:

• Android Version: 9.0
• EMUI Version: EMUI 9.1
• Build Number:CLT-AL00 9.1.0.340(C00E333R1P1T8)
• Supported Model: CLT-AL00 (China)
• Update Type: Official Stock Firmware
• Download Link: Click Here
• Password=ministryofsolutions.com CLT-AL00
• Tip: use internet download manager for faster download speed

Installation Guide:

• Backup all important data from the phone
• Charge the battery up to 60%
• Get a micro SD card / OTG USB with 8GB of free space
• Make dload folder on sd card/ OTG USB
• Extract the downloaded firmware zip file (password=ministryofsolutions.com CLT-AL00)
• Then copy extracted files to the dload folder of your sd card / OTG USB
• Then power off the phone and disconnect from pc. Hold volume up, volume down, and power, keep holding until the update starts.

Note: Everything you do at your own responsibility, Files are provided for free without any guarantee/warranty.