Enter (and its various forks like AOSP Extended or OmniROM).
It has become the holy grail for budget phone enthusiasts: the elusive "Huawei P8 Lite Android 8.0 Oreo update." Type it into Google, and you are flooded with sketchy YouTube thumbnails (arrows and red circles included) and third-party download sites that look like they were designed in 2005. huawei p8 lite update 8.0 download
When the P8 Lite launched in 2015, it shipped with Android 5.0 Lollipop draped in Huawei’s Emotion UI (EMUI) 3.1. It eventually received a bump to Android 6.0 Marshmallow (EMUI 4.0). That was it. The curtain closed. Enter (and its various forks like AOSP Extended or OmniROM)