Before you touch the ROM files, you need a proper workspace. Repackaging is best done on a Linux environment (Ubuntu or Linux Mint) because file permissions and symlinks are preserved naturally. If you are on Windows, you must use Windows Subsystem for Linux (WSL).
Flashing a repack is not for absolute beginners. You need a Windows PC and basic command line knowledge. Follow this step-by-step guide.
We will use the modification of a generic ROM (like LineageOS or a ported MIUI) as our example. huawei mate 7 custom rom repack
Let’s walk through installing the LineageOS 14.1 Repack v4.2 (recommended for stability).
For the uninitiated, a standard custom ROM is a third-party operating system built from the Android Open Source Project (AOSP). However, for the Huawei Mate 7, standard builds have dried up. The development scene for the Kirin SoC (System on a Chip) has always been tricky because Huawei never fully released kernel sources. Before you touch the ROM files, you need a proper workspace
A "Repack" solves this by:
Why a repack over an original ROM? Because original development stopped in 2018. Community repacks are the only way to run Android 9, 10, or even 11 on this vintage device. Why a repack over an original ROM
If you are looking to flash a "Huawei Mate 7 Custom ROM Repack" today, here is the objective assessment:
The Good:
The Bad: