https://wccftech.com/huawei-p30-pro-emui-update/

Despite all the trouble that Huawei is in with the US government, the company is still doing an ok-ish job of pushing updates to its smartphones. The Chinese telecommunications giant has till mid-August before their Android license runs out. Currently, the most powerful Huawei out there is the P30 Pro The company has released several fixes for the smartphone with the new EMUI 9.1.0.178 update. The update brings optimizations for the fingerprint scanner, the display, and the overall system UI while also bringing DC Dimming as well as a new ultra-low latency Bluetooth mode. Here’s the full changelog:

DC Dimming is one feature that has been popular among smartphones with AMOLED panels. The LEDs used as the backlight for the AMOLED panel pulsates instead of glowing continuously at low brightness, which causes strain on the eye. Another change the update brings is ultra-low latency Bluetooth technology which is said to improve the performance of Bluetooth audio devices.