Replace the original system.new.dat or system.img inside your base ROM's zip package with your newly compiled version.
(Optional) If your repack requires a separate Google Apps package, return to the install menu, select the OpenGApps zip file, and flash it immediately after the ROM. Step 5: Wipe Cache and Reboot
In TWRP:
Open a command prompt on your PC in your ADB/Fastboot directory and type: fastboot flash recovery twrp_mate7.img
make_ext4fs -s -l 2048M -a system system_repacked.img system_mount/ Use code with caution. huawei mate 7 custom rom repack
The boot image contains the kernel and the ramdisk. Modifying it allows you to enable root access (Magisk), change CPU governors, or tweak low-memory killer settings. Place your boot.img into the folder. Run the unpackimg script.
Rebuild System Image: Use make_ext4fs to create a new system.img from your modified folder. Replace the original system
: To modify a ROM, you first need to extract the UPDATE.APP file found in official firmware packages. Tools like the Huawei Update Extractor allow you to pull specific .img files (such as system.img , boot.img , and recovery.img ).
Optimized kernel settings to improve UI smoothness and battery life, addressing common lag issues found in older stock versions. The boot image contains the kernel and the ramdisk
Toolsets used to unpack and repack system images.
Download the official firmware package for your specific Mate 7 variant. Use a tool like on Windows. Open the UPDATE.APP file within the software.