[Q] Issues SIM Unlocking Metro PCS GS3 T999N - T-Mobile, Samsung Galaxy SIII

I have bought a service to get an Unlock Code for my Samsung Galaxy S3 T999N which is SIM Locked by Metro PCS. They provided me with some 4 codes: NETWORK, PROVIDER, SUBPROVIDER, DEFREEZE.
When I turn on my phone with a non-metropcs sim, the phone prompts: "PIN to unlock SIM service provider" so I put the PROVIDER code that I got from FATSGSM after hitting "Unlock" I get the following message: "unable to unlock sim service provider"
What is wrong? Could the PIN provided by this service be wrong?
Just an FYI, I am outside the US right now.

Have you tried using the metro sim?
Sent from my SGH-T999 using Tapatalk

DocHoliday77 said:
Have you tried using the metro sim?
Sent from my SGH-T999 using Tapatalk
Click to expand...
Click to collapse
I don't have the metro sim.

Ok. Im not certain about it, but it might be required for the initial unlock. Hopefully someone else can say for sure.
Sent from my SGH-T999 using Tapatalk

DocHoliday77 said:
Ok. Im not certain about it, but it might be required for the initial unlock. Hopefully someone else can say for sure.
Sent from my SGH-T999 using Tapatalk
Click to expand...
Click to collapse
Thanks for reply to my post.
This might not be true because if you have the Metro PCS sim card inside, you will not get the unlock box. You only get the box to put the unlock code in when you put a non-MetroPCS sim card.
Can anyone corroborate this information?

locorecto said:
Thanks for reply to my post.
This might not be true because if you have the Metro PCS sim card inside, you will not get the unlock box. You only get the box to put the unlock code in when you put a non-MetroPCS sim card.
Can anyone corroborate this information?
Click to expand...
Click to collapse
He means it may need to be activated with the carrier first in order to be unlocked.. Some phones do require this.. You can try the region unlock app but I'm not sure if it works with s3
Sent from my SGH-M919 using Tapatalk

I used it when I got my replacement S3 a while back and it said the unlock was successful. I have no way to test if it really was or if it also SIM unlocked though. I wouldnt expect it to do so, but in my experience, it is safe to try.
Sent from my SGH-T999 using Tapatalk

Related

help with unlocking galaxy s3

hello,
i have my unlock code from T mobile for my galaxy s3 T999 us version.but they tell me i need to insert a non t mobile Sim and then type my code when it tells me to.problem is i don't have a non t mobile Sim.is there any other way to type the code?
thanks
redthunda69 said:
Step 2 - We've got our code, time to enter it. To do this, we either boot up our phone with our AT&T micro SIM or dial "#7465625*638*# in the Phone app. Once you have the dialog box, enter in the unlock code from step 1.
Click to expand...
Click to collapse
There you go. ^
theexel said:
There you go. ^
Click to expand...
Click to collapse
This will only work on a stock or stock based rom speaking from e,pirience unlocking my s3
Sent from my SGH-T999 using xda premium
funziebear said:
This will only work on a stock or stock based rom speaking from e,pirience unlocking my s3
Sent from my SGH-T999 using xda premium
Click to expand...
Click to collapse
my phone is stock..only thing on the phone i am trying to unlock is the go launcher...i have tried this method with 2 of the phones i have the codes for and every time it says unsuccessful.
Give me the code. ill try it on mine and if it works ill let you know so you can try it. lol
laprodigy001 said:
my phone is stock..only thing on the phone i am trying to unlock is the go launcher...i have tried this method with 2 of the phones i have the codes for and every time it says unsuccessful.
Click to expand...
Click to collapse
I dont get what go launcher has to do with unlocking :/
kobe4rings said:
Give me the code. ill try it on mine and if it works ill let you know so you can try it. lol
Click to expand...
Click to collapse
codes are unique to each device ud need to get ur own code for ur imei
Sent from my SGH-T999 using xda premium
Unlock Code
laprodigy001 said:
hello,
i have my unlock code from T mobile for my galaxy s3 T999 us version.but they tell me i need to insert a non t mobile Sim and then type my code when it tells me to.problem is i don't have a non t mobile Sim.is there any other way to type the code?
thanks
Click to expand...
Click to collapse
Where do people get unlock codes? Do you need a friend who works at T-Mobile?
klettanator said:
Where do people get unlock codes? Do you need a friend who works at T-Mobile?
Click to expand...
Click to collapse
If ur on tmobile u can call and ask for one if not use a 3rd party and buy obe usually from 15-25 for the s3 via imei and ive seen them as low as 7-8 bucks via usb method
Sent from my SGH-T999 using xda premium
klettanator said:
Where do people get unlock codes? Do you need a friend who works at T-Mobile?
Click to expand...
Click to collapse
you just go on tmobile .com and do a live chat and request your code.they will ask you for the phone number, model number, and imei number. then ask for a email then they put a request in and within a day you get a email with the code.
funziebear said:
I dont get what go launcher has to do with unlocking :/
not sure why my whole message didn't go threw.what i meant to say is my phone is stock...the only thing that i have downloaded besides games is the go launcher app...
i have tried to unlock my phone and when i do it says unlock unsuccessful...and in the directions the button they tell me to click will only come up with a different sim in the phone according to the tmobile rep.but i dont have another at this time.
Click to expand...
Click to collapse
I am sure you have friends that have ATT? OR go to a store or WallyWorld and ask if you could get a att sim.
Or.. if you ask REALLY nice in the Wanted section. I am sure there is someone who downgraded to iPHAIL5 that has a spare micro sim. Since the new iPHAIL uses nano sim.
papabear said:
I am sure you have friends that have ATT? OR go to a store or WallyWorld and ask if you could get a att sim.
Or.. if you ask REALLY nice in the Wanted section. I am sure there is someone who downgraded to iPHAIL5 that has a spare micro sim. Since the new iPHAIL uses nano sim.
Click to expand...
Click to collapse
would a straight talk sim work?
laprodigy001 said:
would a straight talk sim work?
Click to expand...
Click to collapse
Yeah thats what im using
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funziebear said:
Yeah thats what im using
Sent from my SGH-T999 using xda premium
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Click to collapse
is that how you unlocked your phone?or did you type in the numbers for the unlock screen to appear? what unlocked st are you using tmo or att?what is your speed test on the st service?
laprodigy001 said:
is that how you unlocked your phone?or did you type in the numbers for the unlock screen to appear? what unlocked st are you using tmo or att?what is your speed test on the st service?
Click to expand...
Click to collapse
I used the sim then entered the code I'm using att straight talk sim if u use a T-Mobile straight talk sim u don't need an unlock, i get around 8-10 download where i live and 1 upload which is fast enough
Sent from my SGH-T999 using xda premium
funziebear said:
I used the sim then entered the code I'm using att straight talk sim if u use a T-Mobile straight talk sim u don't need an unlock, i get around 8-10 download where i live and 1 upload which is fast enough
Sent from my SGH-T999 using xda premium
Click to expand...
Click to collapse
i would rather use an Att sim.where i am in jersey att seems to have better reception.will my t mobile s3 work with the st Att Sim?
If you entered the code your probably unlocked. I would get the same response. Get a friends att sim card and put it in your phone to see if it works. That is how I tested mine. And it worked flawless.
Sent from my SGH-T999 using xda premium
laprodigy001 said:
i would rather use an Att sim.where i am in jersey att seems to have better reception.will my t mobile s3 work with the st Att Sim?
Click to expand...
Click to collapse
Yep thats how im ussing my s3 on att straight talk
Sent from my SGH-T999 using xda premium

[Q] Can I use any Microsim card to unlock this device?

Hello,
I have a locked T-999 and I'm getting my hands on an unlock code. Can I buy any cheap microsim card to unlock my device or does it have to be AT&T?
http://www.ebay.com/sch/Phone-Cards...=R40&_clu=2&_nkw=at&t+microsim&rt=nc&LH_BIN=1
I would think it'd need to be a tmobile sim, but I'm really not sure about that.
Sent from my SGH-T999 using xda app-developers app
kharnage said:
Hello,
I have a locked T-999 and I'm getting my hands on an unlock code. Can I buy any cheap microsim card to unlock my device or does it have to be AT&T?
http://www.ebay.com/sch/Phone-Cards...=R40&_clu=2&_nkw=at&t+microsim&rt=nc&LH_BIN=1
Click to expand...
Click to collapse
Any non T-Mobile SIM card will /should being up the unlock menu.
Sent from my SGH-T999 using Tapatalk 2
Insert any non T-Mobile micro SIM. You have to have a SIM that's not T-Mobile. T-Mobile s3 doesn't have access to unlock menu until another SIM is in the phone. At least it wasn't possible when I unlocked mine months ago
Sent from my SGH-T999 using Tapatalk 2
Thanks for the responses!
So I can just get this one (http://www.ebay.com/itm/NET10-MICRO...130794368103?pt=SIM_Cards&hash=item1e73f3ac67) and it is guaranteed to bring up the unlock menu?
kharnage said:
Thanks for the responses!
So I can just get this one (http://www.ebay.com/itm/NET10-MICRO...130794368103?pt=SIM_Cards&hash=item1e73f3ac67) and it is guaranteed to bring up the unlock menu?
Click to expand...
Click to collapse
or just go in to ATT and ask them to use one for a sec. Im sure if you tell them you need to unlock the phone to their network they will have no problem letting you use one for 30 sec.

[Q] free way to unlock note 2 yet?

like the old apps that calculated the unlock code for you?
Yes but not the way u require
Sent from my GT-N7100 using xda app-developers app
u can try
http://forum.xda-developers.com/showthread.php?t=2014982
Why not tell your carrier that you are going overseas and want to use your phone and ask them to unlock it I did and T-Mobile sent me the code for my phone at no charge. My problem is coming up with a non-tmobile sim card.
thanks but i tried that a while back. no such options for me
donec said:
Why not tell your carrier that you are going overseas and want to use your phone and ask them to unlock it I did and T-Mobile sent me the code for my phone at no charge. My problem is coming up with a non-tmobile sim card.
Click to expand...
Click to collapse
i think o2 won't do it for a while

Pre-paid SIM Worked Without Unlock Code?

I got an unlock code from AT&T, but I was never prompted to enter it after putting an H2O Wireless SIM card in my GS3. I'm able to place/receive calls and get data after entering APN settings.
My phone is rooted, but I didn't think it was already unlocked. Maybe I missed something. Any ideas? Thanks..
pseudoware said:
I got an unlock code from AT&T, but I was never prompted to enter it after putting an H2O Wireless SIM card in my GS3. I'm able to place/receive calls and get data after entering APN settings.
My phone is rooted, but I didn't think it was already unlocked. Maybe I missed something. Any ideas? Thanks..
Click to expand...
Click to collapse
Did you buy the phone from someone else or an official retailer brand new in the box? If the former, someone may have already unlocked it. Otherwise did you perform the JB unlock method via the services menu?
Sent from my Galaxy S3 on AT&T
I purchased the phone new from AT&T and rooted it a few days later. I never did the JB unlock.
Sent from my SAMSUNG-SGH-I747 using Tapatalk 2
Prepaid or postpaid... They all work as long as they are same phone service provider. Try a different network n see if that works.
Its a network lock, not a service/plan lock.
Sent from my SAMSUNG-SGH-I747 using xda premium
diablo009 said:
Prepaid or postpaid... They all work as long as they are same phone service provider. Try a different network n see if that works.
Its a network lock, not a service/plan lock.
Sent from my SAMSUNG-SGH-I747 using xda premium
Click to expand...
Click to collapse
I guess that explains it, since H2O uses AT&T's network.

S3 no reception?

My friend got a phone from T-Mobile s3 few weeks ago and unlocked it to use it here in Canada in mobilicity network. But it has like 0 reception it gets reception for few mins than goes to 0 bars. Is it a radio issue or something else? Any help would be greatly Appreciated. Thanks!
Sent from my SGH-I317 using xda app-developers app
Are you sure the unlock was successful? Im not sure how it works in Canada but could it be blacklisted?
While it shows signal does it work for calls and data?
Sent from my SGH-T999 using Tapatalk
Yes unlock was successful and recognize the network. Gets reception you can make call after few mins loses it and goes to 0 it's not blacklisted as it was purchased outright from the retail store. Right now there is no Sim card on phone and it shows 4 bars.
and for some reason this is the newest s3 i think cause usually its t999v this one say t999l
DocHoliday77 said:
Are you sure the unlock was successful? Im not sure how it works in Canada but could it be blacklisted?
While it shows signal does it work for calls and data?
Sent from my SGH-T999 using Tapatalk
Click to expand...
Click to collapse
Sent from my SGH-I317 using xda app-developers app
Yes unlock was successful and recognize the network. Gets reception you can make call after few mins loses it and goes to 0 it's not blacklisted as it was purchased outright from the retail store. Right now there is no Sim card on phone and it shows 4 bars.
DocHoliday77 said:
Are you sure the unlock was successful? Im not sure how it works in Canada but could it be blacklisted?
While it shows signal does it work for calls and data?
Sent from my SGH-T999 using Tapatalk
Click to expand...
Click to collapse
Sent from my SGH-I317 using xda app-developers app
You might need a new sim card. And the T999V is only sold by the Canadian carriers. The T999L is the updated lte model of the original T999.
After unlocking were you able to use a sim from another carrier and have it work with zero issues? If you only tested it on the network you are reporting problems with that is not confirmation of a successful unlock. Try a sim from another carrier and see if it works.
If it is unlocked then it sounds like an old sim card type issue.
Sent from my SGH-T999 using Tapatalk
*please ignore*
DocHoliday77 said:
You might need a new sim card. And the T999V is only sold by the Canadian carriers. The T999L is the updated lte model of the original T999.
After unlocking were you able to use a sim from another carrier and have it work with zero issues? If you only tested it on the network you are reporting problems with that is not confirmation of a successful unlock. Try a sim from another carrier and see if it works.
If it is unlocked then it sounds like an old sim card type issue.
Sent from my SGH-T999 using Tapatalk
Click to expand...
Click to collapse
just tried my sim card same issue and we tried with 2 other brand new sim card from ssame provider. i just flashed this March 2014 - 4.3 JellyBean - New!
Note: This is based off of the stock image TMO T999LUVUBNC1
Download :: Download - root66_TMO-L_T999LUVUBNC1.7z through odin thought it might be radio issue but same thing.
her daughter has the same s3 with 4.1.2 and works perfect. can i downgrade through odin to 4.1.2? i think md5 modem might be better.
Unfortunately no. Once you flash 4.3 there is no going back. If its not working with any of the sim cards, try one from another carrier if possible.
Kinda sounds to me like its not unlocked. How did you go about attempting to get it unlocked?
Sent from my SGH-T999 using Tapatalk
She will come to pick the phone today I'll ask how did she unlock the phone. But if it wasnt unlocked how does it recognize the Sim? Can you suggest me a modem? But I will ask how she unlock it and let you know. Also when I flash the new 4.3 it didn't erase the call history and also when I reset the phone it doesn't seem like it resets it cause the call history's are still there.
DocHoliday77 said:
Unfortunately no. Once you flash 4.3 there is no going back. If its not working with any of the sim cards, try one from another carrier if possible.
Kinda sounds to me like its not unlocked. How did you go about attempting to get it unlocked?
Sent from my SGH-T999 using Tapatalk
Click to expand...
Click to collapse
Sent from my SGH-I317 using xda app-developers app
sofia-captivate said:
She will come to pick the phone today I'll ask how did she unlock the phone. But if it wasnt unlocked how does it recognize the Sim? Can you suggest me a modem? But I will ask how she unlock it and let you know. Also when I flash the new 4.3 it didn't erase the call history and also when I reset the phone it doesn't seem like it resets it cause the call history's are still there.
Sent from my SGH-I317 using xda app-developers app
Click to expand...
Click to collapse
You can only use the 4.3 modems now. When you flash firmware it doesnt erase your data. Not sure why it didnt on a factory reset though, unless its stored on sd.
Sent from my SGH-T999 using Tapatalk

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