Here we provide Download Link of firmware for Huawei P20 Pro CLT-L09 with build CLT-L09C185B120a (8.1.0.120a),CLT-L29C185B120a (8.1.0.120a),CLT-L09C185B120 (8.1.0.120),CLT-L29C185B120 (8.1.0.120)
this Model of Huawei Published on Released 2018, April . with Android 8.1, up to Android 9.0; EMUI 9.
Display size on Huawei P20 Pro is 6.1" and the resolution is 1080x2240 pixels
in Here we provided all the stock firmware of Huawei CLT-L09.
You can flash The Stock firmware of CLT-L09 using How to Flash Huawei Stock Firmware (All Method).

Huawei P20 Pro Dual SIM CLT-L09 Specification:

this model of huawei powerd by Octa-core (4x2.4 GHz Cortex-A73 & 4x1.8 GHz Cortex-A53) and the internal storage size and ram size is 256GB storage, no card slot.
also it can support No.
besides it can support Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) .
the Gpu chip model is Mali-G72 MP12 and also the Chipset model used on this model is Hisilicon Kirin 970
The camera on the Huawei CLT-L09 comes with 40 and support 2160p video pixles.


the Second camera module is 24 MP, f/2.0, 26mm (wide) and the body of Huawei P20 Pro CLT-L09 is 180g, 7.8mm thickness
The battry type for this smartphone is Non-removable Li-Po 4000 mAh battery.

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Notic: Please keep in mind that, you must flash Huawei P20 Pro Dual SIM (CLTL09) firmware at your own risk and also full responsible with you.

Please be informed that Huawei-firmware.com only share the official firmware WITHOUT ANY modifications. All Huawei Roms here are for home or personal use only.