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Go Back   GSM-Forum > Product Support Sections > Hard/Software Products (official support) > NSPRO

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Old 08-21-2013, 13:22   #1 (permalink)
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I9505 unlock always failed

Hi team, please i have been attempting to unlock a samsung S4 (i9505) for the past 48 hours and i always get this error.

i've followed all the instructions and still not been successful. reading about some of the s4's having new security. my other tools also don't work.

managed to unlock another variant of the s4 (M919) successfully though.

please assist.

here are the log:

Checking serial communication...
Preparing operation...
Unlocking...
Operation failed!

and some details of my device:

Android version:
4.2.2

Baseband version:
I9505XXUBMG7

Build Number:
JDQ39.I9505XXUBMG7

Secure boot status:
Type: Samsung

best wishes
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Old 08-21-2013, 13:24   #2 (permalink)
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hy lsgefwkwgh;e
khgafj[
akbfgaejhbhe
ah
bqje
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Old 08-21-2013, 13:46   #3 (permalink)
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Quote:
Originally Posted by shivmobile77 View Post
hy lsgefwkwgh;e
khgafj[
akbfgaejhbhe
ah
bqje
ok i get you. any other suggestion????
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Old 08-21-2013, 14:05   #4 (permalink)
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you have 2 ways, either change firmware then unlock or use other softwrae to reset default efs then unlock an dfix imei.

Br
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Old 08-21-2013, 14:32   #5 (permalink)
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Quote:
Originally Posted by shivmobile77 View Post
hy lsgefwkwgh;e
khgafj[
akbfgaejhbhe
ah
bqje
Watch out, keyboard on fire
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Old 08-22-2013, 10:53   #6 (permalink)
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follow this

first flash this from nspro support I9505XXUAMDC-CNX
2nd flash this from nspro support I9505_File_for_Unlock_4.2.2
3rd unlock ur phone with nspro
then flash ur phone with any orignal firmware I9505XXUBMGA_I9505OXXBMG3_BTU
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Old 08-22-2013, 10:57   #7 (permalink)
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micromax m2 hands free mode problem pls help me
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Old 08-22-2013, 11:00   #8 (permalink)
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Flash the phone with I9505_File_for_Unlock_4.2.2 from nspro support area, then unlock the phone. That will solve the problem.
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Old 09-21-2013, 16:29   #9 (permalink)
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Quote:
Originally Posted by Elco View Post
Flash the phone with I9505_File_for_Unlock_4.2.2 from nspro support area, then unlock the phone. That will solve the problem.
confirmed :
Checking serial communication...
Preparing operation...
Unlocking...
Restarting phone...
Operation successfully completed
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Old 09-21-2013, 16:57   #10 (permalink)
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I9505

Quote:
Originally Posted by wodashie View Post
Hi team, please i have been attempting to unlock a samsung S4 (i9505) for the past 48 hours and i always get this error.

i've followed all the instructions and still not been successful. reading about some of the s4's having new security. my other tools also don't work.

managed to unlock another variant of the s4 (M919) successfully though.

please assist.

here are the log:

Checking serial communication...
Preparing operation...
Unlocking...
Operation failed!

and some details of my device:

Android version:
4.2.2

Baseband version:
I9505XXUBMG7

Build Number:
JDQ39.I9505XXUBMG7

Secure boot status:
Type: Samsung

best wishes

Hi bro.

As himanshu taldar says you have 2 ways, either change firmware then unlock or use other softwrae

I suggest you use Z3x unlock i9505 in 5sec

Here is log

Selected model: I9505
Selected port: COM3 Z3X BOX Serial Port
Selected port speed: 115200
Reading phone info...
Build: M9615A-CEFWTAZM-4.0.17062
Done with Samsung Tool v.15.5

Selected model: I9505
Selected port: COM3 Z3X BOX Serial Port
Selected port speed: 115200
Reading phone info...
Build: M9615A-CEFWTAZM-4.0.17062
Reading security... OK
Calculating... OK
Writing security... OK
Reseting...
Unlock done
Done with Samsung Tool v.15.5

unlock instruction

micro-uart cable:
1. Phone must be powered on.
2. Type *#7284# and choose Modem for UART.
3. Type *#9090# and choose DM over UART.
4. Connect the phone to UART port.
5. Choose correct COM port in port settings
6. Press "Unlock" button.
micro-USB cable:
1. Phone must be powered on.
2. Type *#7284# and choose PDA for UART options.
3. Type *#9090# and choose DM\DUM over HS-USB.
4. Reboot phone.
5. Connect USB cable, install drivers.
6. Select diagnostic port in port settings.
7. Press "Unlock" button.



Thanka z3x always best



REGARDS
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Old 09-21-2013, 17:00   #11 (permalink)
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I9505

Quote:
Originally Posted by lasfar View Post
confirmed :
Checking serial communication...
Preparing operation...
Unlocking...
Restarting phone...
Operation successfully completed
Hi bro

use z3x 100% done
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Old 10-18-2013, 16:24   #12 (permalink)
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where is nspro support???
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Old 10-18-2013, 16:31   #13 (permalink)
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"Flash the phone with I9505_File_for_Unlock_4.2.2 from nspro support area, then unlock the phone. That will solve the problem. "
elco sorry but that isnt working.
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Old 10-20-2013, 13:44   #14 (permalink)
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Quote:
Originally Posted by mobilecareuk View Post
"Flash the phone with I9505_File_for_Unlock_4.2.2 from nspro support area, then unlock the phone. That will solve the problem. "
elco sorry but that isnt working.
Use nspro v6.6.8.
Select i9505 new on nspro and unlock the phone.
That will solve the problem.
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Old 10-25-2013, 23:59   #15 (permalink)
axi
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I did not find this unlock file for I9505 on support Area.Why?

Quote:
Originally Posted by lasfar View Post
confirmed :
Checking serial communication...
Preparing operation...
Unlocking...
Restarting phone...
Operation successfully completed
Please tell me where is this hidding.
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