This method makes a firmware backup in case IMEI is erased or system is bricked.

[!WARNING]

❗ PERSONAL DATA IS NOT BACKED UP USING THIS METHOD.

Use GDrive, another cloud service, or transfer your personal data to a physical media, wherever you feel it is safe.

Table of Contents

I. Backup
II. Restore

Prerequisites

Software Drivers
Python from Microsoft Store Mediatek USB
MTK Client USBDk

Installing prerequisites

Mediatek USB

  1. Extract and enter the folder of Mediatek USB driver.
  2. Find the .inf file, right click and press install

  3. Install USBDk

I. Backup

  • Install python, USB2SER (find the cdc-acm.inf file, right click and press Install) and USBdk

  • Run pip3 install -r requirements.txt in a cmd in MTK Client folder to install all required dependencies.

  1. Prepare a folder in which to store backed up partitions. For this example we’ll use firmware-backup.

  2. Turn your phone off, hold both volume buttons, run this command python mtk rl --skip userdata,super "firmware-backup" and connect your phone to your computer.

This is what will show while the backup is running:

  1. After the command finishes, check the folder to make sure the backup was made to the correct location and that there are 51 files

You are ready. Continue with the GUIDE

II. Restore

  1. Flash a firmmware package (example: C.18)

  2. Run python mtk wl (folder name) in a command prompt. (To only flash some files use python mtk w (partition) (file name))

[!CAUTION]

❗ A preloader file will be backed up inside mtk client folder. Keep that file as safe as possible, as it’s crucial to restoring the firmware.

❗ ONLY FLASH YOUR OWN FIRMWARE OR THE FIRMWARE PROVIDED IN THE GUIDE (exclude cdt_engineering AND opporeserve2 for those)

There is NO WARRANTY, to the extent permitted by law.
Guide and Wiki (c) by @driedpampas, 2023-2024
backup.md | Licensed under CC-BY-SA 4.0 — check license for more information.