Note 4 N910U 5.1.1 cant unlock,read and write cert - GSM-Forum

fishneck · 02-16-2016, 05:42

i cant read,write cert and unlock this note 4 Lollipop.
I tried all roms from samsung tool but i couldnt install using odin. shows FAIL

"Running zTool, please wait... error" from latest samsung tool.

do i need to downgrade to unlock this phone? I cant find any tutorial to downgrade from 5.1.1. I tried stock rom from sammobile and z3x download too didnt work.
Need help thanks ( also updated to 24.3 just now and similar result)

Operation: Read CERT
Selected model: SM-N910U
Selected port: COM4 USB Serial Port
Software version: 24.2

Waiting ADB device... OK
Reading phone info...
Model: SM-N910U
Android version: 5.1.1
Product code: SM-N910UZKEVFJ
Phone version: N910UXXU1COL1
PDA version: N910UXXU2COL2
CSC version: N910UVFJ2COL1
CSC country code: Fiji
CSC sales code: VFJ
HW version: MP 0.600
Phone S/N: RF8FA0DAKZA
Modem board: XMM7260
RF cal date: 2014.10.10
IMEI:
Checking Super user right... true
Reading nv data... OK
Checking magic... OK
Running zTool, please wait... error

Done with Samsung Tool PRO v.24.2

fishneck · 02-16-2016, 23:23

bump? anyone here can help me

fishneck · 02-19-2016, 08:41

just bumping this post to get notice

johnpagal · 02-19-2016, 08:44

try to use the 24.1 z3x tools will work for ur phone

fishneck · 02-19-2016, 09:04

same result. got reply from z3x forums they are working on it. hopefully will get it on the next update.

Operation: Read CERT
Selected model: SM-N910U
Selected port:
Software version: 24.1

Waiting ADB device... OK
Reading phone info...
Model: SM-N910U
Android version: 5.1.1
Product code: SM-N910UZKEVFJ
Phone version: N910UXXU1COJ2
PDA version: N910UXXU2COJ2
CSC version: N910UUWA2COK1
CSC country code: PANAMA
CSC sales code: CPA
HW version: MP 0.600
Phone S/N: RF8FA0DAKZA
Modem board: XMM7260
RF cal date: 2014.10.10
IMEI:
Checking Super user right... true
Reading nv data... OK
Checking magic... OK
Running zTool, please wait... error

Done with Samsung Tool PRO v.24.1

fishneck · 03-05-2016, 01:55

anyone here had similar problem? and solved it? no solution yet from the updates. =(

georgeodoom · 03-05-2016, 02:16

Bro just use older version like 22.8 working very well

fishneck · 03-05-2016, 04:38

i have used older versions from 19 to 23. and it didnt work.

Sent from my SM-G920I using Tapatalk

fishneck · 03-11-2016, 08:05

does anyone here have same problem solved with other box? latest version still gives an error

joel_3mo · 03-13-2016, 03:46

Hi, unfortunately here same problem one and again and again, tried old and new software and other tool too. Always same error.

Operation: Unlock
Selected model: SM-N910U
Versión de Software : 24.7

Esperando dispositivo ADB... Listo
Leyendo información del teléfono ...
Modelo: SM-N910U
Versión de Android: 5.1.1
Código del Producto: SM-N910UZKPCHO
Versión del telefono: N910UXXU1COJ2
Versión PDA: N910UXXU2COJ2
Versión CSC: N910UUUB2COK1
CSC country code: Chile
CSC sales code: CHO
HW version: MP 0.600
Teléfono S/N: R28G42TB6DN
Modem board: XMM7260
RF cal date: 2015.4.24
IMEI:
Verificando derecho de Super Usuario... verdadero
lectura de datos nv... Listo
Comprobación de la magia... Listo
ejecutando zTool, por favor espere... error

Done with Samsung Tool PRO v.24.7

ghacks · 03-13-2016, 05:19

Quote:

Originally Posted by joel_3mo

hi, unfortunately here same problem one and again and again, tried old and new software and other tool too. Always same error.

Operation: Unlock
selected model: Sm-n910u
versión de software : 24.7

esperando dispositivo adb... Listo
leyendo información del teléfono ...
Modelo: Sm-n910u
versión de android: 5.1.1
código del producto: Sm-n910uzkpcho
versión del telefono: N910uxxu1coj2
versión pda: N910uxxu2coj2
versión csc: N910uuub2cok1
csc country code: Chile
csc sales code: Cho
hw version: Mp 0.600
teléfono s/n: R28g42tb6dn
modem board: Xmm7260
rf cal date: 2015.4.24
imei:
Verificando derecho de super usuario... Verdadero
lectura de datos nv... Listo
comprobación de la magia... Listo
ejecutando ztool, por favor espere... Error

done with samsung tool pro v.24.7

what do u try change a firmware or downgrade modem

joel_3mo · 03-13-2016, 20:54

Yes, solved downgrading to 5.0.1

Operation: Unlock
Selected model: SM-N910U
Versión de Software : 24.7

Esperando dispositivo ADB...
Por favor, permite la depuración USB en el teléfono... Listo
Leyendo información del teléfono ...
Modelo: SM-N910U
Versión de Android: 5.0.1
Código del Producto: SM-N910UZKPBRI
Versión del telefono: N910UXXU1BOL3
Versión PDA: N910UXXU2BOL3
Versión CSC: N910UZZT2BOL3
CSC country code: Taiwan
CSC sales code: BRI
HW version: MP 0.600
Teléfono S/N: R28G42TB6DN
Modem board: XMM7260
RF cal date: 2015.4.24
IMEI:
Verificando derecho de Super Usuario... verdadero
lectura de datos nv... Listo
Comprobación de la magia... Listo
ejecutando zTool, por favor espere... OK
Detected new type of security version 0
Calculando... Listo
Desbloqueando... Listo
Reiniciando teléfono ... Listo
Desbloqueo Listo

Done with Samsung Tool PRO v.24.7

fishneck · 03-13-2016, 21:05

whoa!!?! where did u get the 5.0.1? and how did you downgrade? odin and samsungtool didnt alow me to downgrade maybe i am using different

Sent from my SM-G920I using Tapatalk

fishneck · 03-14-2016, 03:00

waaa!! i love you! i can read cert and write now too!! i should have looked carefully about firmwares. the number 2 on the name is the security. so i cannot install anything under that. most 5.0.1 with similar new security as 4.4 but that taiwan 5.0.1 firmware has similar security.

thanks alot.

Sent from my SM-G920I using Tapatalk

Ryan2469 · 04-16-2016, 01:58

Quote:

Originally Posted by fishneck

waaa!! i love you! i can read cert and write now too!! i should have looked carefully about firmwares. the number 2 on the name is the security. so i cannot install anything under that. most 5.0.1 with similar new security as 4.4 but that taiwan 5.0.1 firmware has similar security.

thanks alot.

Sent from my SM-G920I using Tapatalk

Hey mate, can you please tell me exactly which firmware did you flash to downgrade N910u from 5.1.1 to 5.0.1 as whenever i am trying to flash N910UXXU1BOL3 firmware, it gives me an error. Thanks

02-16-2016, 05:42	#1 (permalink)
fishneck Junior Member Join Date: Sep 2015 Posts: 37 Member: 2454163 Status: Offline Thanks Meter: 7	Note 4 N910U 5.1.1 cant unlock,read and write cert i cant read,write cert and unlock this note 4 Lollipop. I tried all roms from samsung tool but i couldnt install using odin. shows FAIL "Running zTool, please wait... error" from latest samsung tool. do i need to downgrade to unlock this phone? I cant find any tutorial to downgrade from 5.1.1. I tried stock rom from sammobile and z3x download too didnt work. Need help thanks ( also updated to 24.3 just now and similar result) Operation: Read CERT Selected model: SM-N910U Selected port: COM4 USB Serial Port Software version: 24.2 Waiting ADB device... OK Reading phone info... Model: SM-N910U Android version: 5.1.1 Product code: SM-N910UZKEVFJ Phone version: N910UXXU1COL1 PDA version: N910UXXU2COL2 CSC version: N910UVFJ2COL1 CSC country code: Fiji CSC sales code: VFJ HW version: MP 0.600 Phone S/N: RF8FA0DAKZA Modem board: XMM7260 RF cal date: 2014.10.10 IMEI: Checking Super user right... true Reading nv data... OK Checking magic... OK Running zTool, please wait... error Done with Samsung Tool PRO v.24.2

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02-16-2016, 23:23	#2 (permalink)
fishneck Junior Member Join Date: Sep 2015 Posts: 37 Member: 2454163 Status: Offline Thanks Meter: 7	bump? anyone here can help me

02-19-2016, 08:41	#3 (permalink)
fishneck Junior Member Join Date: Sep 2015 Posts: 37 Member: 2454163 Status: Offline Thanks Meter: 7	just bumping this post to get notice

02-19-2016, 08:44	#4 (permalink)
johnpagal Crazy Poster Join Date: Apr 2014 Posts: 57 Member: 2167043 Status: Offline Sonork: johnpagal Thanks Meter: 12	try to use the 24.1 z3x tools will work for ur phone

02-19-2016, 09:04	#5 (permalink)
fishneck Junior Member Join Date: Sep 2015 Posts: 37 Member: 2454163 Status: Offline Thanks Meter: 7	same result. got reply from z3x forums they are working on it. hopefully will get it on the next update. Operation: Read CERT Selected model: SM-N910U Selected port: Software version: 24.1 Waiting ADB device... OK Reading phone info... Model: SM-N910U Android version: 5.1.1 Product code: SM-N910UZKEVFJ Phone version: N910UXXU1COJ2 PDA version: N910UXXU2COJ2 CSC version: N910UUWA2COK1 CSC country code: PANAMA CSC sales code: CPA HW version: MP 0.600 Phone S/N: RF8FA0DAKZA Modem board: XMM7260 RF cal date: 2014.10.10 IMEI: Checking Super user right... true Reading nv data... OK Checking magic... OK Running zTool, please wait... error Done with Samsung Tool PRO v.24.1

03-05-2016, 01:55	#6 (permalink)
fishneck Junior Member Join Date: Sep 2015 Posts: 37 Member: 2454163 Status: Offline Thanks Meter: 7	anyone here had similar problem? and solved it? no solution yet from the updates. =(

03-05-2016, 02:16	#7 (permalink)
georgeodoom Freak Poster Join Date: Nov 2014 Location: accra -ghana Posts: 323 Member: 2296236 Status: Offline Thanks Meter: 143	Bro just use older version like 22.8 working very well

03-05-2016, 04:38	#8 (permalink)
fishneck Junior Member Join Date: Sep 2015 Posts: 37 Member: 2454163 Status: Offline Thanks Meter: 7	i have used older versions from 19 to 23. and it didnt work. Sent from my SM-G920I using Tapatalk

03-11-2016, 08:05	#9 (permalink)
fishneck Junior Member Join Date: Sep 2015 Posts: 37 Member: 2454163 Status: Offline Thanks Meter: 7	does anyone here have same problem solved with other box? latest version still gives an error

03-13-2016, 03:46	#10 (permalink)
joel_3mo No Life Poster Join Date: Nov 2013 Location: Third World ;) Posts: 498 Member: 2061381 Status: Offline Sonork: 100.1673769 Thanks Meter: 129	Hi, unfortunately here same problem one and again and again, tried old and new software and other tool too. Always same error. Operation: Unlock Selected model: SM-N910U Versión de Software : 24.7 Esperando dispositivo ADB... Listo Leyendo información del teléfono ... Modelo: SM-N910U Versión de Android: 5.1.1 Código del Producto: SM-N910UZKPCHO Versión del telefono: N910UXXU1COJ2 Versión PDA: N910UXXU2COJ2 Versión CSC: N910UUUB2COK1 CSC country code: Chile CSC sales code: CHO HW version: MP 0.600 Teléfono S/N: R28G42TB6DN Modem board: XMM7260 RF cal date: 2015.4.24 IMEI: Verificando derecho de Super Usuario... verdadero lectura de datos nv... Listo Comprobación de la magia... Listo ejecutando zTool, por favor espere... error Done with Samsung Tool PRO v.24.7

03-13-2016, 20:54	#12 (permalink)
joel_3mo No Life Poster Join Date: Nov 2013 Location: Third World ;) Posts: 498 Member: 2061381 Status: Offline Sonork: 100.1673769 Thanks Meter: 129	Yes, solved downgrading to 5.0.1 Operation: Unlock Selected model: SM-N910U Versión de Software : 24.7 Esperando dispositivo ADB... Por favor, permite la depuración USB en el teléfono... Listo Leyendo información del teléfono ... Modelo: SM-N910U Versión de Android: 5.0.1 Código del Producto: SM-N910UZKPBRI Versión del telefono: N910UXXU1BOL3 Versión PDA: N910UXXU2BOL3 Versión CSC: N910UZZT2BOL3 CSC country code: Taiwan CSC sales code: BRI HW version: MP 0.600 Teléfono S/N: R28G42TB6DN Modem board: XMM7260 RF cal date: 2015.4.24 IMEI: Verificando derecho de Super Usuario... verdadero lectura de datos nv... Listo Comprobación de la magia... Listo ejecutando zTool, por favor espere... OK Detected new type of security version 0 Calculando... Listo Desbloqueando... Listo Reiniciando teléfono ... Listo Desbloqueo Listo Done with Samsung Tool PRO v.24.7

03-13-2016, 21:05	#13 (permalink)
fishneck Junior Member Join Date: Sep 2015 Posts: 37 Member: 2454163 Status: Offline Thanks Meter: 7	whoa!!?! where did u get the 5.0.1? and how did you downgrade? odin and samsungtool didnt alow me to downgrade maybe i am using different Sent from my SM-G920I using Tapatalk

03-14-2016, 03:00	#14 (permalink)
fishneck Junior Member Join Date: Sep 2015 Posts: 37 Member: 2454163 Status: Offline Thanks Meter: 7	waaa!! i love you! i can read cert and write now too!! i should have looked carefully about firmwares. the number 2 on the name is the security. so i cannot install anything under that. most 5.0.1 with similar new security as 4.4 but that taiwan 5.0.1 firmware has similar security. thanks alot. Sent from my SM-G920I using Tapatalk