Using a "Gcam" port helps, but it rarely matches stock quality.
Disclaimer: This article is for educational purposes. Modifying your device's software may violate local laws, void warranties, and permanently damage your hardware. Proceed at your own risk. Custom Rom For Huawei P40 Pro
Popular ROM choices for devices like the P40 Pro include AOSP-based builds (for a near-stock Android experience), LineageOS forks, and feature-rich ROMs like Paranoid Android or Pixel Experience — though availability depends on community support for the exact P40 Pro model. Using a "Gcam" port helps, but it rarely