Once your modifications are complete, the files must be packaged back into formats that TWRP recovery can interpret and flash. Repacking the Boot Image Save your changes in the Android Image Kitchen directories. Run the repackimg script.
Modern custom ROMs compress the system partition using Brotli compression. Unzip the custom ROM to a working directory.
However, official software updates eventually ceased. Many users found that over time, the phone would become sluggish, its battery life less impressive, and it lacked the features and security updates of modern Android versions. This is precisely where the modding community and "repacks" come into play.
Android system images cannot be edited directly as archive files. They must be unpacked into an editable directory tree that preserves Linux file permissions. Unpacking the Boot Image ( boot.img ) huawei mate 7 custom rom repack
make_ext4fs -s -l 2048M -a system system_new.img system_mount/ Use code with caution.
This is usually caused by incorrect file permissions or a syntax error in the build.prop file. Ensure all system folders are set to 0755 permissions and files are set to 0644 .
Based on XDA Developers forums and Telegram group testing (2024-2025), these are the current best Repacks available. Once your modifications are complete, the files must
Before flashing your custom repack, copy the file to a MicroSD card or utilize ADB Sideload.
Why go through the effort of flashing a repack? For the modern Mate 7 user, the advantages are compelling:
On a Linux environment, mount the image using the loop device: Modern custom ROMs compress the system partition using
(such as Android Image Kitchen or SuperR's Kitchen).
The Mate 7 has specific partition layouts. If the script checks for the wrong device, the installation will abort.
Ensure your Mate 7 is charged to at least 60% to prevent the phone from powering off mid-flash.
Enable on your phone ( Settings > Developer Options ). Connect the phone to your PC.