Date post: | 30-Oct-2015 |
Category: |
Documents |
Upload: | abdulwaheed |
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Factory ROM Backup for MT65xx via
MTK Droid Root & Tools For BackUp & Unbrick
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.