[Q] How to get S3 to auto prompt for unlock code? - Galaxy S III Q&A, Help & Troubleshooting

How do I get my S3 to auto prompt for the unlock code? I'm just trying to unlock it for use on another network, and maybe apply a new ROM (I tried Android Revolution HD which looks cool)
I have the stock Vodafone UK ROM on it right now, but can put another ROM on it if I need to do that to unlock it.
It used to prompt me to enter an unlock code, but now it doesnt...
Thanks,
Paul

If you are talking about a pin for the SIM, then this is stored on the SIM so will not take effect if you change sims. If you are referring to the unlock specified in phone security settings, then this will get removed when you wipe the phone (such as when you put on a new rom).Just go back into settings and set the unlock code again.
Swyped on my Nexus 7 using xda premium

Hi,
To have the asked unlock code, just put a SIM card from another carrier. You are on Vodafone so put an Orange SIM card (for example) and you will have the unlock code request (I presume you have it?).
But for move to another ROM you need to unlock your phone?
Or try this to unlock your phone: http://forum.xda-developers.com/showthread.php?t=1846451&highlight=sim+unlock
http://forum.xda-developers.com/showthread.php?t=1802951
But you need root:
http://forum.xda-developers.com/showthread.php?t=1703488
http://forum.xda-developers.com/showthread.php?t=1695238
http://forum.xda-developers.com/showthread.php?t=1728441
http://forum.xda-developers.com/showthread.php?t=1701770
But, first, if I'm not mistaken just root your phone to change of ROM... no need to SIM unlock

rrnsnTS Musical!
uberNoobZA said:
If you are talking about a pin for the SIM, then this is stored on the SIM so will not take effect if you change sims. If you are referring to the unlock specified in phone security settings, then this will get removed when you wipe the phone (such as when you put on a new rom).Just go back into settings and set the unlock code again.
Swyped on my Nexus 7 using xda premium
Click to expand...
Click to collapse
I mean the unlock code to use on a differ t network. It should ask for unlock code when I put in foreign sim.
Where us that option in the settings?
Thanks,
Paul

Yes if it doesn't ask, maybe it's already unlocked.
Sent from my GT-I9300 using xda premium

viking37 said:
Hi,
To have the asked unlock code, just put a SIM card from another carrier. You are on Vodafone so put an Orange SIM card (for example) and you will have the unlock code request (I presume you have it?).
But for move to another ROM you need to unlock your phone?
Or try this to unlock your phone: http://forum.xda-developers.com/showthread.php?t=1846451&highlight=sim+unlock
http://forum.xda-developers.com/showthread.php?t=1802951
But you need root:
http://forum.xda-developers.com/showthread.php?t=1703488
http://forum.xda-developers.com/showthread.php?t=1695238
http://forum.xda-developers.com/showthread.php?t=1728441
http://forum.xda-developers.com/showthread.php?t=1701770
But, first, if I'm not mistaken just root your phone to change of ROM... no need to SIM unlock
Click to expand...
Click to collapse
Thanks Viking37...
I have just used the GalaxSIm unlock and it's worked a treat so I'm using my Orange SIM... I expect that the O2 SIM may not be setup by O2 yet. I will have to call them to get that SIM sorted out.
Thanks for your help. This is now solved.
Regards,
Paul

Related

I have the code but how do I unlock it?

I called cingular and got my unlocking code for my 8525 but I don't know how to use it. Anyone know the steps?
Jafo said:
I called cingular and got my unlocking code for my 8525 but I don't know how to use it. Anyone know the steps?
Click to expand...
Click to collapse
why didn't you ask cingular when you called them??
i suppose if you insert a sim card from another company, a device will ask you for an unlock code.
Unlock Procedure
On devices I've used in the past:
Insert non-Cingular SIM into the device
Turn on device
Enter code when asked for it
Use unlocked device
If you don't have a non-Cingular SIM you wish to use you'll gain nothing from unlocking the device.
kogir said:
On devices I've used in the past:
Insert non-Cingular SIM into the device
Turn on device
Enter code when asked for it
Use unlocked device
If you don't have a non-Cingular SIM you wish to use you'll gain nothing from unlocking the device.
Click to expand...
Click to collapse
Thanks for the help
I called cingular and I got the same instructions that KOGIR posted So that should work.
kogir said:
On devices I've used in the past:
Insert non-Cingular SIM into the device
Turn on device
Enter code when asked for it
Use unlocked device
If you don't have a non-Cingular SIM you wish to use you'll gain nothing from unlocking the device.
Click to expand...
Click to collapse
I travel a lot internationally for work...does this mean you have to enter this code with each sim card?.
I know on my samsung t809...there are a unique sequence of buttons you enter to get into the maintance screen...this will unlock permanently.

[Q] Question about unlocking

Do you have to root the vibrant in order to unlock it?
No. ............
Every time I try to use the program i get an error that says file not found
Do you need a tmobile sim card to unlock the phone? or can you unlock the phone without having a tmobile sim card in the phone while you are unlocking it?
I used an att sim card to unlock mine.
Sent from my SGH-T959 using XDA App

[Q] how to introduce unlock code in cyanogenmod 7?

hello....i've get the the unlock code but i have cyanogenmod and i don't know how to introduce it...
Guess you are referring to the SIM Unlock code.
You need to put a SIM card for another carrier and power up the phone, once you do this you will get prompted for the Unlock Code.
proimage said:
hello....i've get the the unlock code but i have cyanogenmod and i don't know how to introduce it...
Click to expand...
Click to collapse
I had this problem. Cyanogenmod does not prompt you for an unlock code when putting in a different sim.
You have to flash back to a stock rom, and then put in your unlock code. Then flash back to Cyanogenmod.
I have the same problem
masperdio said:
I have the same problem
Click to expand...
Click to collapse
As I said above, Cyanogenmod does not prompt you for an unlock code after putting in a SIM card from a different network.
You have to flash your phone back to a stock rom, boot up the phone with a different SIM, enter the unlock code, then flash back to Cyanogenmod.
I guess you can make a backup with Clockworkmod and then restore it afterwards. But I am not sure if the phone will be locked again.
Answer here:
This may help -
http://forum.xda-developers.com/showthread.php?p=22718405#post22718405
Temporary workaround for SIM Card prompt
I have the same issue with my Motorola Defy+ (CM 10.1.20130331-NIGHTLY-mb256) in Australia using Telstra
Here is a way to force the SIM card unlock prompt to appear.
1) Boot phone - no SIM unlock screen appears - no mobile signal available (Network Unavailable) - that's OK read on...
2) Go to Settings- Security - Screen Lock
3) Change your Screen Lock method - I've tried Swipe and Pattern - both work for me
4) Once I have set the new Screen lock method I am immediately prompted with the SIM card unlock prompt
5) I enter the SIM card unlock code and I have mobile signal
6) Change your Screen Lock method back to whatever you want it to be.
It's an annoying workaround, but at least you don't have to re-flash your phone to a stock ROM, enter the pin and then flash up to the latest mod again.
Hope this helps.

SIM Unlocking phone on MIUI

hello everyone,
been out of the scene for a while, and I just sold my dell streak, however, the new owner cannot use his new dell streak as its locked to AT&T. I obtained an unlock code from them by calling them, but the streak is on MIUI and the menu that ask for the unlock number does not come up, is there any other way to do this? do I have to flash an original android firmware to it? Thanks in advance.
Foxhoundep3 said:
hello everyone,
been out of the scene for a while, and I just sold my dell streak, however, the new owner cannot use his new dell streak as its locked to AT&T. I obtained an unlock code from them by calling them, but the streak is on MIUI and the menu that ask for the unlock number does not come up, is there any other way to do this? do I have to flash an original android firmware to it? Thanks in advance.
Click to expand...
Click to collapse
you said it is sim unlocking... therefore (usually) it is phone related locking... not from at&t... there should be a menu for security > sim card lock
im just trying to unlock the phone to be used with TMobile, it is locked to AT&T not sure if it's phone or sim. AT&T gave me a code to unlock it but when I insert the sim the menu to unlock it doesn't pop up
Foxhoundep3 said:
im just trying to unlock the phone to be used with TMobile, it is locked to AT&T not sure if it's phone or sim. AT&T gave me a code to unlock it but when I insert the sim the menu to unlock it doesn't pop up
Click to expand...
Click to collapse
open Settings > Security and search for something similar to sim card lock... you should get something from there...
if you get nothing.. most probably the phone is network locked... my phone is network unlocked where i can insert any sim... and it does have sim card lock in case there is someone else want to use the phone and use another sim card in it...
If you mean CARRIER unlocking and not the sim card itself, you have to install a stock rom. Sim unlocking isnt exactly something that can be easily tested on a custom rom, so that's your only reliable way of doing so.
If you mean the actual sim card itself, cant help ya
anyone care to share some rom links, all the ones ive tried dont work or a whole bunch of ads come up.
http://forum.xda-developers.com/wiki/Dell_Streak_5

S3 relocked?

I have a factory locked S3, but my provider gives out the unlocking code for free. I put in a sim from another provider, got asked for the code, entered it and it worked.
I then rooted the phone.
However, after a few days I wanted to remove root and reflashed stock firmware with Odin. I searched out the proper file here at xda and flashed it. I then got an error about messaging stopped everytime I booted and searched some more. The solution was to flash with Odin again, but check upgrade bootloader. After that the phone works fine and everything is in place like it was new.
But, my phone has been locked again and my code does not work anymore. I have called my provider (leaving out the root and flashingpart) and they say that if the unlock is not working I must send it to them so they can unlock it.
So I have these questions:
1. Having done what I have done, will TriangleAway + reflashing stock with Odin remove every trace of my "tampering"?
2. What can they do to the phone that I cannot do myself with som advice from xda?
3. How many attempts are there of entering the unlock code? It still asks for a code. I do not get any message about too many tries. But I have must have punched the code more than three times...
I have read that people get their IMEI changed when reflashing, but mine is still original. I can not understand why the operator lock has come back.
Please help!
1) I believe so yes (not sure, I'm new to this forum just what I've read)
2) They can block the IMEI if the phone was lost/stolen
3) I am not sure with Samsung/Android phones but when I was unlocking my mums Nokia C3 it only allowed me to enter a code three times before displaying an error message.
It is not stolen or lost. I have bought it from my operator myself. I talked to them today and there is no block on this phone. It does work with my operators sim, but no other sims.
My question was that they can do to unlock ut that I cannot do myself?
jadajada said:
It is not stolen or lost. I have bought it from my operator myself. I talked to them today and there is no block on this phone. It does work with my operators sim, but no other sims.
My question was that they can do to unlock ut that I cannot do myself?
Click to expand...
Click to collapse
Everything, they are your carrier.
None of us can generate unlock codes for the phone, they can get the unlock codes and make sure it's 100% unlocked
UrbanDesigns said:
Everything, they are your carrier.
None of us can generate unlock codes for the phone, they can get the unlock codes and make sure it's 100% unlocked
Click to expand...
Click to collapse
What about the Voodoo sim unlock app ? You'll need root access though. the app has also been removed from the Play Store
The dev's site, you can download and sideload the app from here:
http://project-voodoo.org/android-apps
TheLegendaryJay said:
What about the Voodoo sim unlock app ? You'll need root access though. the app has also been removed from the Play Store
The dev's site, you can download and sideload the app from here:
http://project-voodoo.org/android-apps
Click to expand...
Click to collapse
That's not an unlock code though it's just temporary. A factory unlock is permanent (or so it should be)
UrbanDesigns said:
Everything, they are your carrier.
None of us can generate unlock codes for the phone, they can get the unlock codes and make sure it's 100% unlocked
Click to expand...
Click to collapse
I spoke to my carrier and they said that there was only one valid code for my IMEI, and that does not work anymore. It did work once, but after reflashing the firmware with Odin, the lock came back and now the code does not work.
Perhaps they just replace the phone with a swap unit? Therefore I ask again, will TriangleAway and reflashing stock remove all traces of rooting/tampering? If not I will get the phone back and be forced to pay for the service as well.
+1 for this problem.
I unlocked mine with the voodoo unlocker and was fine for a couple of months. Flashed a newer version of cm10 and was asked to enter Sim unlock code. This time I got the pin from my carrier but with that number it says Sim unlock unsuccessful.
Anyone else had this problem? Anyone know of a solution?
At the moment I just have a fancy mp3 player/camera :silly:
Voodoo sim doesn't work properly with then latest firmwarea but theres a new app 'Galaxsim-unlock' that I can recommend. Your'llshare find it over in the themes and apps section
jadajada said:
I have a factory locked S3, but my provider gives out the unlocking code for free. I put in a sim from another provider, got asked for the code, entered it and it worked.
I then rooted the phone.
However, after a few days I wanted to remove root and reflashed stock firmware with Odin. I searched out the proper file here at xda and flashed it. I then got an error about messaging stopped everytime I booted and searched some more. The solution was to flash with Odin again, but check upgrade bootloader. After that the phone works fine and everything is in place like it was new.
But, my phone has been locked again and my code does not work anymore. I have called my provider (leaving out the root and flashingpart) and they say that if the unlock is not working I must send it to them so they can unlock it.
So I have these questions:
1. Having done what I have done, will TriangleAway + reflashing stock with Odin remove every trace of my "tampering"?
2. What can they do to the phone that I cannot do myself with som advice from xda?
3. How many attempts are there of entering the unlock code? It still asks for a code. I do not get any message about too many tries. But I have must have punched the code more than three times...
I have read that people get their IMEI changed when reflashing, but mine is still original. I can not understand why the operator lock has come back.
Please help!
Click to expand...
Click to collapse
You can try to use Valhalla ( Voodoo has disappeared from the Play Store ) :
http://donmacsblog.blogspot.co.uk/2012_06_01_archive.html?m=1
I've managed to get mine back to unlocked.
I was on cm10 and then when flashing a newer version the lock came back. I was originally using voodoo sim unlock but that wouldnt work this time so rang my carrier and got an official code which would not work either.
Flashed back to stock using odin making sure to use the network branded ROM i was originally on and not just a stock ROM, then enter the code the carrier gave me and this time it worked!
Guessing you must be running a stock carrier branded ROM for the code to register properly and unlock.
Hope this works for anyone else!

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