[Q] Sony Xperia Z Network locked - Help :) - Xperia Z Q&A, Help & Troubleshooting

Hi guys,
First poster here.
I recently sold what I thought was an unlocked Sony Xperia Z, it turns out it wasnt.
I contacted Three, and submitted the IMEI number to get the unlock code for the buyer but by the time I had sent it to him (within 24 hours of him receiving the handset), he had put in the wrong code too many times when trying to get his O2 sim to work with it.
I believe there is an unlock[x] network [0] error, where the 0 I have read represents the number of tries left.
He has tried factory resetting it, and hard resetting it (however I dont know if this is true as I have never met him in person and cant oversee the process) and says the number remains the same.
Is there any way of resetting this number?
Cheers guys!

Unfortunately, there's no official way of resetting the number of attempts. The only thing that may possibly work is if you have a backup of the TA partition that you made before he entered the wrong code. Restoring it may reset the attempts. If you haven't, then the phone is now permanently network locked to Three. There's no way around this as the network lock status is stored in a protected area which cannot be edited (the TA partition).
In my opinion, the buyer should have to live with what they did. It was very, very foolish of him to repeatedly input the wrong unlock code and it has rendered the phone less valuable because of his mistake.
Sent from my C6603

Related

SIM network lock after reflashing of JM5

Dear all,
I need help!I have an unbranded Galaxy S and I usually update the firmware without any problem(until now!!). Few days ago I flashed for the first time JM5 firmware without any problem. Today I had to reflash the JM5 firmware. Everything was ok but when I booted my phone I had the message: "SIM network unlock PIN"!!!!I'm going crazy because I cannot unlock the SIM!!!What's happened? Please help me!!I tried to reflash with an old firmware but no chance to reset!!How can I proceed?
Thank you
Contact your operator for your PIN code, unless you have it in the letter that you got with your SIM card.
EDIT:
Actually: Did you buy the device from Handtec?
According to this thread, they got a batch of Orange-locked phones where they should've been unlocked.
Return the device to them to get a new unlocked one.
The problem is that the phone worked properly without any restriction for 20 days with the same SIM and now I noticed this problem!!!
I cannot also unlock my phone via websites that provide this kind of codes because I don't really know also the name of the opeator that is locking my phone!!
I think that this is an internal problem of phone but I don't know how to fix it.
Other ideas?
What on Earth, same issue here.
My phone just randomly got locked.
sturmeh said:
My phone just randomly got locked.
Click to expand...
Click to collapse
What do you mean? Do you mean that sometimes you are able to use your phone e sometimes no? How do you unlock your your phone?
I think that you have an imported device that was unlocked from the seller. When you have restored the factory settings, probably the unlock was... wiped... I have had the same problem after a factory reset; I'm Italian and my Galaxy is an imported item from Hungary or Austria, but I don't know the original provider that locked the device. I have phoned the Samsung Customer Care (the seller is on vacation until the end of august ) and, from the IMEI, they told me only that the device was producted for the Austrian market. Without the provider it's no easy to unlock the phone, but there is a service that I'm trying: unlocksamsung.co.uk - they are partner of Mobileunlocked.co.uk, but unlock only samsung and only using the IMEI number of the phone. In the meanwhile I've ordered a I-Smartsim 2008 from Ebay...
Bye.
Did you try reflashing a different firmware?
Sent from my GT-I9000 using XDA App
nick5000 said:
Did you try reflashing a different firmware?
Sent from my GT-I9000 using XDA App
Click to expand...
Click to collapse
All from JF1 to JM5.
so that means the lock in the firmware ? I was under the impression that is was not.
Sent from my HTC Desire using XDA App
No, the network lock is firmware independent. I was able to flash various firmware without problems in first days. The lock appeared after the first Factory Reset using the vol-up+home+power combo.
rbnet.it said:
No, the network lock is firmware independent. I was able to flash various firmware without problems in first days. The lock appeared after the first Factory Reset using the vol-up+home+power combo.
Click to expand...
Click to collapse
I can confirm that the network lock is firmware independent, however my phone went into network lock before Factory Reset.
I did however try Factory Reset to fix it and it didn't help, nor did flashing several other roms, including the stock rom.
I contacted the point of sale and apparently they had a previous issue with a batch of phones but they did not expect it to happen again.
I hope if a replacement isn't honoured then we need to find a solution... :\
paky79 said:
What do you mean? Do you mean that sometimes you are able to use your phone e sometimes no? How do you unlock your your phone?
Click to expand...
Click to collapse
Once it showed up I haven't been able to use my phone as a phone.
When you enter your SIM PIN (if you have one), it then jumps to a full screen that asks for a NETWORK UNLOCK PIN.
Just to clarify, this is not PUK or PUK2, as I can use my sim in another phone just fine. ( G1 actually. )
Did you buy your phone from handtec? If so your phone is probably locked to Orange UK.
sturmeh said:
...
cut
...
Did you buy your phone from handtec? If so your phone is probably locked to Orange UK.
Click to expand...
Click to collapse
I don't know. I'm Italian, I bought it as an import "free" device and maybe the phone is from Austria or Hungary. I hope in a software workaround in the future. For now I'm waiting (and hoping in) an unlock code and/or the unlock sim buyed on ebay (till seller reopen at the end of the month...).
Bye.
Just to understand what this issue is about: now, when your phone is trying to connect to the Network, it checks your device's IMEI as "locked" and then negotiate a PIN Dialog?
sturmeh said:
my phone went into network lock before Factory Reset.
Click to expand...
Click to collapse
Now that is REALLY scary.. Can you please try to remember what you did, or what program were you using -->right before<-- the network lock got restored ???! Something must have made the Factory Reset trigger...
Same thing happened to me 2 days ago. I removed the sim from my phone and I left it without battery for ~16hours. When I put the sim back, I got the same message to enter SIM network unlock PIN.
Fortunately for me, my phone was unlocked via an unlocking service and I had the NCK code. The trick is that I cannot unlock the phone again using this code, but I can lock it to my network with it.
The weird thing is that now I can use my phone both on the network that it was previously locked and on the network that i locked it. So, my phone is now locked on 2 networks And the other thing is: I can enter as many unlock codes that I want. it is no more limited to 3 tries.
Stefanauss said:
Just to understand what this issue is about: now, when your phone is trying to connect to the Network, it checks your device's IMEI as "locked" and then negotiate a PIN Dialog?
Click to expand...
Click to collapse
I have a Network Lock.
*#7465625#
Uploaded with ImageShack.us
yaz00us said:
Same thing happened to me 2 days ago. I removed the sim from my phone and I left it without battery for ~16hours. When I put the sim back, I got the same message to enter SIM network unlock PIN
Click to expand...
Click to collapse
Tell me, have you unlocked it after you bought it?
rbnet.it said:
I have a Network Lock.
Click to expand...
Click to collapse
rbnet.it, let me try to clear things out and understand it:
A - Wasn't your phone dead?
B - What program did you use to check your locks?
Also i'd like to leave some general question for anyone who knows:
C - Do you think that if a galaxy S user unlocks its phone online using some kind of site, the phone will eventually lock himself up again?
D - Are the locks "predictable"? I mean, will the phone always do Network-Lock or always do Sim-Lock?
This scares me out a lot, my phone is locked to "TMN" (network only) but everything is OK as long as it stays that way... But i'm starting to believe that it won't
...
rbnet.it, let me try to clear things out and understand it:
A - Wasn't your phone dead?
B - What program did you use to check your locks?
Click to expand...
Click to collapse
A: No, it isn't dead It's network-locked on a foreign countries/provider: I can't use the phone section (call, mobile networks, etc) within Italian providers, but if I dismiss the pin request (or leave out the SIM), I can use any other functions.
B: a samsung code that check the status of the phone: http://ip208-100-42-21.static.xda-developers.com/showthread.php?t=721111
Bye.
Good news guys.
I contacted Handtec ( Place of purchase. ) and apparently it's a issue with Samsung Firmware or something.
The guy sent me a network unlock code, and it seems to work.
I haven't got the prompt again.
That's just what I was wishing for =)
Since yaz00us told us that his phone locked himself up, it had to be a Samsung Bug.
By the way, does the given code work for future times? If so i might ask mine right away... =)
thanks for the good news

[Q] Can't network unlock and can't access service menu

Hey all. Very annoying problem (one of many really) here with my xperia sp. I want to change network providers and got my unlock code no problem from my current carrier, no issue there. However when I put in the unlock code I'm told network unlock unsuccessful. I've attempted it twice as I don't want to risk making things worse. I've tried to check the service menu to see if the counter still has attempts but I can't access that either using *#*#7378423#*#*. The code disappears but nothing happens. I'm using paranoid nexus android version 4.4 and I've a locked bootloader if that makes any difference. I did buy the phone second hand so I realise the person before me could've used up all the attempts but it was only about a month old at the time and the person was on the same network as I am (I got the receipt when I bought it off them). Just wondering if anyone has any idea how I could possibly unlock the phone by whatever means or even get a look at my service menu??
My network is Meteor in Ireland if that makes any difference.
spiritcrusher88 said:
Hey all. Very annoying problem (one of many really) here with my xperia sp. I want to change network providers and got my unlock code no problem from my current carrier, no issue there. However when I put in the unlock code I'm told network unlock unsuccessful. I've attempted it twice as I don't want to risk making things worse. I've tried to check the service menu to see if the counter still has attempts but I can't access that either using *#*#7378423#*#*. The code disappears but nothing happens. I'm using paranoid nexus android version 4.4 and I've a locked bootloader if that makes any difference. I did buy the phone second hand so I realise the person before me could've used up all the attempts but it was only about a month old at the time and the person was on the same network as I am (I got the receipt when I bought it off them). Just wondering if anyone has any idea how I could possibly unlock the phone by whatever means or even get a look at my service menu??
My network is Meteor in Ireland if that makes any difference.
Click to expand...
Click to collapse
I think it's possible that you have to be on stock rom to unlock your device.
And service menu is not accessible in costum roms. Possible that it could be installed, I don't know.
Do the following steps:
1. Make a nandroid backup.
2. Go back to stock rom using the tool "Emma".
3. Do your unlock stuff.
4. Root and install recovery (get the same recovery as you use now!)
5. Go back to your current configuration by restoring your backup.
If you haven't used up all your attempts and your old carrier has given you the correct code, this will surely work!
If you have any further problems with unlocking, reply to this thread by quoting me! That way I'll get a notification. It's better to ask and wait before you've used up all your attempts
Gesendet von meinem
Sony Xperia SP - Cyanogenmod 12.1

sim network unlock bypass

ive owned a sony z1 for a few years now and love it, but broke my screen twice in a month, i have my current phone with half the screen working.
my girlfriend works at a cellphone store and a customer forgot / left / didnt care / his sony z1 at the store a year or so ago so its rotting on a shelf and she brough it home for me to see if i could use it as a replacement.
the phone is network locked. i dont know what carrier the phone had, ive rooted it thinking there might be a work around
anyone know if i can unlock the network without sending the imei and 50$ to some website? without knowing what carrier it might cost me a few attempts...
any help would be awesome
The phone can't be unlocked without a code.
Check the APN settings to see if they give you a clue about the network the phone was originally used on.
Sent from my Nexus 7 using Tapatalk
the phone was factory reset when it wasnt claimed , guess ill just go for the cheapest one and maybe do it twice.
If you are confident the phone still has the oem firmware, you can edit the build.prop file and look for the CDA number (starts with 12xx, followed by a dash and four other numbers), then grab a copy of xperifirm and look for that code. This will at least show which carrier the phone was customized for.

Any way to reset a permanently SIM network locked XT1058?

Hi,
Before I got my hands on this bootloader locked Moto X XT1058 with 4.4.4, a number of failed attempts were made to enter the network unlock code so I believe it has been permanently locked to AT&T.
After I got the official unlock code from AT&T, which matched with another third party vendor's code (they provided 2 sets), trying to enter them in has been futile. There is no indication from the screen that it has been permanently locked except for the 'unsuccessful' message.
I would like to seek your help to find out if there is any way to reset this permanent lock. I tried to use fastboot erase modemst1/modemst2 but it seems to make no difference. Other than sending it back to Motorola, do I have some other ways to force the reset of the locked status?
This is a customized Moto X from the Moto Maker store for the AT&T network.
Thanks in advance.
Kind Regards.
sorry dude i battled this for several weeks, no go! send it to Moto.
Hey Cheese74, I am facing the same issue. Did you manage to find a solution to fix it.
I tried calling Motorola Customer support. They replied saying that since the network locked was set up the Service Provider, I should reach out to them to find a solution. And the service provider is asking me to reach out to Motorola.
Appreciate if you can let me know if you have any leads on this one..
Thanks,
Your devices are pretty much perma blocked now, since entering the wrong code 10 times, blows few fuses on the OTP, which is nearly impossible to be reverted.Service centres usually replace the board in this case and send the old board for refurbishment or recycle.
You can still use the device as wifi-only, which is not that bad after all.Or you can try to find and buy a working board and replace it.

Is there a way to remove simlock from 1320

Hey guys, recently I brought used Lumia 1320 from the US, it was originally locked to Cricket but when I got it it was unlocked. There was a bunch of crap on it so I just did factory reset and updated it to 8.1. After I finished playing with it I put the sim card in and it asked me for unlock code... So apparently factory reset locked it back to Cricket I asked them if they could give me the unlock code (again) but they need some info that came with the phone like account information or phone number and I don't have that and prob never will. So my question to you guys is there a way to remove simlock from the device? I come from Android and there it usually comes down to rooting the device, is it possible here as well?
is only two way to SIM unlock phone:
- carrier unlock
- or purchase unlock code from web (try here)
hard (factory) reset cant lock your phone. is possible your phone was locked from start but you not notice that
It was unlocked because it had a sim card inside from the same carrier I'm using and my friend was using it just fine. Idk what locked it, I did factory reset and then upgrade it to the newest version and it doesn't work anymore, asks for unlock code.
The price on these sites is a joke its more than half the phone's worth, I hope simlocks get banned by law and these thieves find a real job.
i make hard reset many times (maybe more than 20x on one phone because tests) and never lost SIM unlock...
if you want sim lock free phone next time buy phone from retail, not from operator... operator have rights to lock phone to prevent people to get cheaper phone and resale it, but must give free unlock service to customer... if you lost proof of purchase (or buy phone without), your problem...

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