Huawei P9 Update Android 10 Guide

I notice you're asking about a "helpful paper" regarding updating the to Android 10 .

I want to provide some important clarification: huawei p9 update android 10

Its last major official update was to Android 7.0 (Nougat) with EMUI 5.0. Huawei never released an official Android 8, 9, or 10 update for the P9. I notice you're asking about a "helpful paper"