REPAIR INSTRUCTIONS:
Activate Diagnostic Port:
1. Tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options',
go to 'Settings'-'Developer options' and enable 'USB debugging'.
3. Select device in ADB settings.
4. Press 'Activate Diag' button.
Repair IMEI/Serial/BT/WiFi/Product Code:
1. Power on the phone.
2. Type *#0808# and select 'DM+MODEM+ADB'.
3. Reboot phone.
4. Connect USB cable, install drivers if needed.
5. Select Samsung diagnostic port in port settings.
6. Press 'Reset MSL' button to deactivate security.
7. Wait till phone reboot.
8. Tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options',
go to 'Settings'-'Developer options' and enable 'USB debugging'.
9. Select device in ADB settings.
10. Fill values what you need to repair.
11. Press 'Repair' button.
Reset EFS, Disable Factory Mode:
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 'Reset EFS' if you need to reset it.
Be carefully, do not perform this without necessity. Backup will be created automatically.
6. If you have yellow table on your device screen, then press 'Disable Factory Mode' button.
Wipe EFS/NVM:
If you have 'IMEI null/null' or 'Phone baseband unknown' errors,
Then you can try to repair this errors with this function.
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. To use 'Auto backup/restore QCN' function (recommended):
Type *#0808# and select 'DM+MODEM+ADB'.
Type *#9090# and select 'DM/DUN over HSIC'.
Or use 'Activate Diag' function.
Or you can disable this function and use ADB only.
4. Connect the phone to PC with USB cable, install drivers if needed.
5. Select diagnostic port in port settings if 'Auto backup/restore QCN' is not skipped.
6. Select device in ADB settings.
7. Press 'Wipe EFS/NVM' button.
Operation: Activate DIAG
Selected model: SM-N910F
Selected port: COM20 SAMSUNG Mobile USB Serial Port
Software version: 25.5
Waiting ADB device... OK
Reading phone info...
Model: SM-N910F
Android version: 4.4.4
Product code:
Phone version:
PDA version: N910FXXU1ANJ4
CSC version: N910FOXX1ANI6
CSC country code: Ireland
CSC sales code: MET
HW version:
Phone S/N:
Modem board:
RF cal date:
IMEI: 354201063978536
Activating diag... OK
Activation diag done
Done with Samsung Tool PRO v.25.5
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