The future of big software updates for Huawei's smartphones may be uncertain because of the Trump administration's measures in its ongoing trade war with China, but the company is still pushing out small improvements to its smartphones. Case in point: the P30 Pro, which is now getting EMUI 9.1.0.178. This update brings with it the DC dimming feature that is becoming all the rage in the smartphone world. Basically what this does is dim the OLED display by regulating voltage, and not by using pulse-width modulation. This should help reduce eye strain at night. Moving on, the new build...
Source: https://www.gsmarena.com/huawei_p30_pro_update_adds_dc_dimming_ultralow_latency_bluetooth_improves_photo_quality-news-37650.php