BACKUP INSTRUCTIONS:
Phone must be rooted!
If the software can't root the phone automatically,
then you must root your device manually.
1. Power on the phone.
2. Tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options',
go to 'Settings'-'Developer options' and enable 'USB debugging'.
3. Connect the phone to PC with USB cable, install drivers if needed.
4. Select device in ADB settings.
5. Press 'Read EFS' button to read backup or 'Write EFS' to restore or
press 'Write CERT' to restore certificates.
To backup/restore QCN, phone diagnostic port must be enabled.
1. Power on the phone.
2. Type *#0808# and select 'DM+MODEM+ADB'.
3. Type *#9090# and select 'DM/DUN over HSIC'.
4. Connect phone to PC with USB cable, install drivers if needed.
5. Select diagnostic port in port settings.
6. Press 'Read QCN' button to read NV backup or 'Write QCN' to restore.
Operation: Write CERT
Selected model: GT-I9300I
Selected port:
Software version: 24.3
Checking certificate file... OK
KEY ID: 0865
Waiting ADB device... OK
Reading phone info...
Model: GT-I9300I
Android version: 4.3
Product code: Not Active
Phone version: I9300IXXUAND1
PDA version: I9300IXXUAND1
CSC version: I9300IOJVAND1
CSC country code: Algeria
CSC sales code: TMC
HW version:
Phone S/N: RF1G10FJE2Z
Modem board: MSM8228
RF cal date: NONE
IMEI:
Initialization AT RIL...
Exception: Access violation at address 004074E0 in module 'SamsungToolPRO.exe'. Read of address 00000000
Done with Samsung Tool PRO v.24.3