HOW TO MAKE A SPREADTRUM BACKUP

To make a Spreadtrum backup, do the following.

REQUIREMENTS

1. Pc.
2. Rooted Spreadtrum phone with sufficient Sd card space.
3. Install Spreadtrum drivers on Pc. SEE HOW
4. Install and Setup adb and fastboot on the Pc. SEE HOW
5. Enable adb detect the spreadtrum device using this guide HERE
6. Download and Install Busybox Stericson or Busybox jrummy

STEPS

1. Download BackupTools.tar and copy it to the same directory as adb.exe

2. Launch adb, type the commands below and press enter after each command.

adb push backuptools.tar /data/local/tmp
adb shell
su -c mount -o rw, remount rootfs/
su -c "tar -xvpf /data/local/tmp/backuptools.tar"
su -c ". /mkbackup.sh"

* x - means extract
* v - means list files as extracted
* f - means the name of the archive to be extracted
* p - means retain permission

After the above command, all partitions on the spreadtrum device will be backed up to the backup directory on the device memory card.

POSSIBLE ERROR MESSAGES AND FIXES

* "User unallowed: Operation not permitted"
FIX - On the device, set adb to allow in the Superuser application.

* "tar: Cant remove old file...: read-only file system"
FIX - Run the remount command above properly.

* "sh: applet not found"
FIX - Install Busybox jrummy instead of Stericson

 
 

HOW TO FLASH OR UPGRADE SPREADTRUM DEVICES WITH PAC OR BIN FILE USING GPG DRAGON

This tool is especially useful to flash Spreadtrum firmwares in BIN format. This works only for devices with 6820 & 8810 CPU

PROCEDURE

 >DOWNLOAD and Install spreadtrum drivers.
>Download and Extract GPG Dragon
>Launch GPG Dragon
>Click on Spreadtrum Tab
>Tick WriteFlash
>Under Mobile Option, Select 6280_Android or 8810_Android
>Click the button with 3 dots [...] near C:\Temp_File.bin bar
>Select the pac or bin file you want to flash
>Click Start Button
>You will see Scanning USB Port
>Connect the spreadtrum device you want to flash to PC while holding volume down button
>GPG Dragon will Read the phone info and the pac or bin file info then you will see a message Waiting for your confirmation...
>Tick the partitions you want to flash and select OK (do not untick anything if you want to do full flash)
>You will see a purple progress bar with percentage completed.
>When flashing is complete, you will see a message All Done!
>You can now disconnect the device and reboot.

To remove pattern lock or Google account but dont want to do a full flash, just tick only UserData and flash.

HOW TO REMOVE (FRP) FACTORY RESET PROTECTION ON SAMSUNG DEVICES USING ODIN

Recent Samsung devices requires you to enter the Google account used previously on the device before a factory reset from the recovery menu was performed.

The steps below is how to remove FRP on Samsung devices using odin.

Download and Install Samsung USB drivers.
Download Odin.
Download and Extract FRP Reset Pack.

Inside the extracted folder, you will see FRP of different devices.
Extract the one of the device you want to remove FRP lock
Launch Odin
Click on PDA or AP button
Navigate to the folder containing the FRP file of your device
Select the file (eg J700F_FRP_Reset)
Boot device into download mode by Holding Volume Down + Home + Power button
Connect device to PC using USB
Odin will detect device and display its COM PORT
Click Start button and wait for process to complete (takes about 5secs)
Reboot Device

The Pack above contain FRP files for the following phones below
If you get and error message with invalid md5, rename the file from tar.md5 to tar

G550FY, G920F, G920I, G920T, G920T, G920T1, G920T1, G920w8, G925F, G925i, G925I, G925T, G925w8, G928C, G928F, G928G, G928I, G928T, G928w8, J700F, N920C, N920G, N920G, N920I, N920T, N920w8
SBOOT_G920F, SBOOT_G920I, SBOOT_G920t, SBOOT_G920t1, SBOOT_G920t1, SBOOT_G920w8, SBOOT_G925F, SBOOT_G925I, SBOOT_G925t, SBOOT_G925w8, SBOOT_G928C, SBOOT_G928F, SBOOT_G928G, SBOOT_G928I, SBOOT_G928t, SBOOT_G928w8, SBOOT_N920C, SBOOT_N920G, SBOOT_N920I, SBOOT_N920t, SBOOT_N920w8