MDRT Factory ROM BackUp

Factory ROM Backup for MT65xx via

MTK Droid Root & Tools For BackUp & Unbrick

By [email protected]

Credits : Russian Master Shifu rua1

Official Download link Alternate Download link

MTK Droid Root & Tools V2.3.4 http://d-h.st/wiohttp://ge.tt/1QOs84X/v/0

Google USB Driver Rev 7 ( ADB driver )https://dl-ssl.google.com/android/repository/usb_driver_r07-windows.zip

When you have your device connected to pc & this pop-up means you haven't install ADB USB driver

At Device Manager, there should be a Other devices listed with a punctuation mark in it

Double click on it

Browse to where you have extracted the Google USB Driver Rev 7 & point it to android_winusb.inf

ADB driver has been installed correctly

Reboot to custom recovery, it doesn't matter if its CWMR or TWRP.

Make a fresh Backup first.

Now do a Wipe -> Factory Reset so that this backup is totally as clean as of a Factory ROM. It can also be use for sharing since all data/ cache/ sd-ext has been wipe

Now the icon change color indicates communication is already establish.

Go to root, backup, recovery

Put a check mark at Backup userdata and cache & click at Backup.

The whole Factory ROM backup process will take quite awhile

When ask Packing backup select No

Now click at To prepare blocks for Flash Tool

Go to backups folder & double-click on your device name folder

Open files.md5

To prepare blocks for Flash Tool completed successfully

Open SP Flash Tool & Scatter-loading

Go to iFiles_to_FlashTool & open MT6577_Android_scatter_emmc.txt

Typically, you don't need to download whole Factory ROM if your device doesn't boot. Uncheck everything & just put a check mark at ANDROID (system.img) will do.

To unbrick your device, Click at Firmware -> Upgrade to download whole Factory ROM.

If you have previously download PRELOADER & DSP_BL from other ROM then you might need to identify testpoint & short it to GND to enable download mode to work.

Sometimes, you need to Download PRELOADER & DSP_BL first then uncheck PRELOADER & DSP_BL & Download remaining files for it to work.

Some MT65xx needs battery to be connected for download to work while others doesn't need battery to be inserted.

SP Flash Tool Firmware -> Upgrade completed successfully

The size of the backup is about 1.51 GB uncompressed

Typically after compress with 7-zip, the Factory ROM is only 205 mb

Upload it to ge.tt or d-h.st for sharing. Both doesn't require registration.