-
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.
