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02-19-2017, 11:39 | #1 (permalink) |
No Life Poster Join Date: Oct 2006
Posts: 581
Member: 365730 Status: Offline Thanks Meter: 84 | j200g cert write error 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. 6. Press 'Write CERT' to restore certificates. 7. Press 'Write NV DATA' if you need to restore NV backup. Read certificate operation: 1. Power on the phone. 2. Connect the phone to PC with USB cable. 3. Check Samsung modem in device manager, install drivers if needed. 4. Press 'Read CERT' button to read certificates. Operation: Write CERT Selected model: SM-J200G Software version: 27.7 Waiting ADB device... Ok Reading phone info... Model: SM-J200G Android version: 5.1.1 Product code: SM-J200GZDDINS Phone version: J200GDDU2APJ2 PDA version: J200GDDU2APL7 CSC version: J200GODD2APL7 CSC country code: India CSC sales code: INS HW version: MP 0.300 Phone SN: RZ8H718C8GN Chip name: EXYNOS3475 Modem board: SHANNON308 RF cal date: 20160719 IMEI: Checking Super user right... true Reading NV data... Ok Checking NV data... Ok Initialization zTool... Ok Running zTool, please wait... Start... Ok Initialization... Ok Generate and check client proof... Ok Verify proof by client... Ok Reading data from phone... Ok Modem board: SHANNON308 HWID: AF B4 C7 7D C3 AB D7 3F 0F B3 A6 85 16 7C 0D 1B Calculating... Ok Initialization AT RIL... AT RIL stopped, restarting... error (0) Done with Samsung Tool PRO v.27.7 also canot downgrade phone. |
02-19-2017, 11:54 | #2 (permalink) | |
Junior Member Join Date: Oct 2013 Location: dhariwal (punjab)
Posts: 21
Member: 2042771 Status: Offline Thanks Meter: 2 | Quote:
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