SM-N915R4 Cert Write Done :)

SM-N915R4 Cert Write Done 🙂


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’.
Or use ‘Activate Diag’ function from ‘Repair’ tab.
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: SM-N915R4
Selected port: COM3 LGE Bluetooth TransPort
Software version: 24.4

Checking certificate file… OK
KEY ID: 0208
Waiting ADB device… OK
Reading phone info…
Model: SM-N915R4
Android version: 4.4.4
Product code: Not Active
Phone version: N915R4TYU1ANL3
PDA version: N915R4TYU1ANL3
CSC version: N915R4USC1ANL3
CSC country code: USA
CSC sales code: USC
HW version: N915R4.03
Phone S/N: 00000000000
Modem board: MDM9625M
RF cal date: 2014.12.22
IMEI: 99000475515666
Initialization AT RIL… OK
Bypass MSL… OK
Checking for compatible phone and cert… OK
Phone KEY ID: 0208
Writing CERT… OK
Checking CERT status… OK
Rebooting phone… OK

Done with Samsung Tool PRO v.24.4