عندي جهاز نفس المشكلة وبس عملتو على كراك z3x شوف
BACKUP INSTRUCTIONS:
QCN UART cable:
1. Phone must be powered on.
2. Connect the phone to UART cable.
3. Choose correct COM port in port settings.
4. Press 'Read QCN' button to read NV backup or 'Write QCN' to restore.
QCN USB cable:
1. Phone must be powered on.
2. Type *#7284# and choose phone USB.
3. Type *#197328640#, select: Common - Diag Config - USB diag.
4. Reboot phone.
5. Connect USB cable, install drivers if needed.
6. Select diagnostic port in port settings.
7. Press 'Read QCN' button to read backup or 'Write QCN' to restore.
EFS
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. Enable 'USB debugging' in 'Settings'-'Developer options'.
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.
press 'Write CERT' to restore certificates.
Operation: Write CERT
Selected model: GT-I8262
Selected port: COM52 SAMSUNG Mobile USB Serial Port
Software version: 24.3
Checking certificate file... OK
KEY ID: 0086
Waiting ADB device... OK
Reading phone info...
Model: GT-I8262
Android version: 4.1.2
Product code: Not Active
Phone version: I8262JVAMG2
PDA version: I8262XXAMG5
CSC version: I8262OJVAMF2
CSC country code: Kenya
CSC sales code: AFR
HW version: Not Active
Phone S/N: 00000000000
Modem board: MSM8225
RF cal date: NONE
IMEI: 356522050121568
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
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