AT&T blocked network access - AT&T, Rogers, Bell, Telus Samsung Galaxy S III

I purchased my Samsung S3 from a local pawn shop, I have the receipt and all. I got it home, I use net10 service, popped n my sims card, which I have done many times, the phone worked fine for little bit then I started getting an ATT error message saying "this device has been blocked from network access" I contacted Net10 they changed settings on their end it would work for few minutes then go right back to the error. I have called at&t, cant get thru to the actual customer service (it seems if you dont have an att phone number you cannot get to technical support) had to call the store of course they gave me stock answer, nothing they can do.
Is there anything I can do? would rooting it fix this or is there a program? Unlocking it? help I am desperate, already sold my other phone to buy this one!
SCREWED & IRRITATED:crying:

I would say try unlocking it. at this point it won't hurt.
Sent from my SAMSUNG-SGH-I747 using Tapatalk

What version of android is the phone currently on? There are guides here on xda that will allow u to unlock right from the phone if you're on stock 4.1.1. I bought my s3 in May and use straight talk (at&t) and never had issues...

Related

[Q] New T989 never receive unlock message

I have a new T989 I bought without a contract. I have a Simple Mobile sim card. I have rooted and installed Juggernaut Rom. Before I rooted and now no changes in the fact when I install any sim I get no message of invalid or a place to enter unlock code.I know SM is suppose to work without unlock. But I havent been able to get SM to work at all. Do i need to flash another rom, because it seems that Im locked into Tmobile so far. Any help much appreciated!
cablemeblind said:
I have a new T989 I bought without a contract. I have a Simple Mobile sim card. I have rooted and installed Juggernaut Rom. Before I rooted and now no changes in the fact when I install any sim I get no message of invalid or a place to enter unlock code.I know SM is suppose to work without unlock. But I havent been able to get SM to work at all. Do i need to flash another rom, because it seems that Im locked into Tmobile so far. Any help much appreciated!
Click to expand...
Click to collapse
Which .apn are you using? are calls working with the exception of data and mms?
Sent from my SGH-T989 using XDA App
I have not changed the .APN. Nothing is working , there is a circle with a line through it in top status bar. Just get " mobile network not available" Im lost at how others have used Simple Mobile sims with nothing extra but to configure the mms/internet.
simple mobile is tmobile, you can use a tmo phone without unlocking with a simple mobile sim, i still have my simple mobile sim from when i used it on my vibrant, and i was able to make a call from my sgs2 without unlocking, so i might be wrong but you should try with an at&t sim, the apn settings for simple are on their site also.
Weird, I'm experiencing the same issue.
I believe the Simple Mobile SIM card is fine, because it works in /other/ (non-smart) phones such as my T-Mobile branded Motorola V195 and Nokia 6030 - I can place and receive calls and text messages.
But the Samsung Galaxy S II T989 is always stuck on "Searching" on the lock screen, and Settings: Wireless and network: Mobile networks: Network operators: Search now: only turns up "T-Mobile" and "AT&T" under Available Networks, both of which say "Your SIM card does not allow a connection to this network" when I tap on them.
Oh yes, and I did program the Access Point Names (APNs) as per Simple Mobile's instructions, twice.
Both with the stock ROM, and with Juggernaut-v4.1 (as it so happens). Baseband version T989UVKL1.
I'll try and find someone with a working T-Mobile SIM card, test that in the phone tomorrow, and report back.
Sim is prolly bad I had same issue when I first put my sim in try another simple sim, maybe sticking it in non smart phones Burns something cus that's exactly how it went down for me:/ when i was using an older phone as a temp, then bought the sg2 and didn't work try using ur sim on another smart phone if it doesn't read it it's toast like mine was
Sent from my SGH-T989 using xda premium
I tested a coworker's T-Mobile SIM card in the phone and had exactly the same problems (no network/unable to find network - just AT&T and T-Mobile), whereas my coworker was able to use my SIMPLE Mobile SIM card in their phone successfully.
I flashed my baseband from to T989UVKID *, and the behavior is the same - still saying that it's not registered, and still only shows AT&T and T-Mobile when I search for networks. Co-worker's SIM card still doesn't allow me to connect to T-Mobile, either.
I'm starting to think the IMEI for this phone might have been reported stolen, and maybe it's being blocked externally (I did buy it from a pawn shop eBay seller - albeit one with good feedback). Hopefully T-Mobile can tell me if I call them up.
*-Well, I loaded the zipfile from topic "1426001 - [RADIOS] CWM Flashable Modems" onto my sdcard and applied update from zip, and Settings: About phone says "Baseband version T989UVKID" now.
http://forum.xda-developers.com/showthread.php?t=1426001&page=18
probably blacklisted , sounds like this phone is blacklisted a lot people buying and selling before its even payed off , or getting a replacement and then selling
Sent from my SGH-T989 using xda premium
Ya sounds like that. You know what my brother had a vibrant brand new from someone on cragslist and then several months later his gave same problem. He was on Simple Mobile. He called t Mobile and believe it or not said they don't black list phones and say it is not possible for them to do so. It was different reps too that said the same thing. I don't know. Maybe true?
Sent from my SGH-T989 using XDA App
IMEI blacklisted
I just borrowed the SIM card from a coworker's AT&T phone. I had to unlock my Galaxy, but I'd purchased an unlock code a few days ago before I realized that the problem wasn't a SIM lock.
Sure enough, the phone works fine on AT&T's network. 2187 kbps down, 436 kbps up, 105ms ping (in my area).
It's definitely the carrier blocking my phone. Now to see if I can return it. Hey, it will work on the AT&T network now, or maybe the seller can catch the person that sold them the phone.
P.S. Judging by the threads on support.t-mobile.com, Support L1 doesn't have access to or know about the IMEI blocks, but L2 does. Case in point:
support.t-mobile.com/thread/15348
Incidentally, I don't feel that it's T-Mobile's fault that I got a blacklisted phone, although I would like it if they *published* their IMEI blacklists. In Australia, you can punch in an IMEI code and see if it's blacklisted.
amta.org.au/pages/amta/Check.the.Status.of.your.Handset

[Q] data doesnt work on unlocked galaxy s3

Hi everyone,
I have, hopefully, a simple problem. I recently upgraded to a galaxy s4 from the s3. the s3 is a year old as my corporate contract allows me to upgrade my phone every year. so I am with bell, and my wife is with telus. she wanted my s3 since she has the iphone 4 and is sick of it. I updated the software on the s3 about 3 weeks ago so some of the threads on here wouldn't work for unlocking it. I went to the cell unlocker website and paid for a code. I still have the email they sent with all the codes, unlock, freeze etc, and it worked. I put her sim card in and could text and call out. the phone says telus where it said bell before. however the data will not work. Wi-Fi does but mobile data will not. we went to a telus store, they upgraded her sim card but to no avail. I tried searching for threads here but didn't come up with something like this. the phone is stock, no mods or anything, I even reset it back to factory settings, sim still works just no mobile data. I tried to get bell to unlock it before but they said they couldn't cuz it was tied to a contract.
I hope someone has seen this before and can help because i'm at a loss.
thanks for any ideas
skip77j said:
Hi everyone,
I have, hopefully, a simple problem. I recently upgraded to a galaxy s4 from the s3. the s3 is a year old as my corporate contract allows me to upgrade my phone every year. so I am with bell, and my wife is with telus. she wanted my s3 since she has the iphone 4 and is sick of it. I updated the software on the s3 about 3 weeks ago so some of the threads on here wouldn't work for unlocking it. I went to the cell unlocker website and paid for a code. I still have the email they sent with all the codes, unlock, freeze etc, and it worked. I put her sim card in and could text and call out. the phone says telus where it said bell before. however the data will not work. Wi-Fi does but mobile data will not. we went to a telus store, they upgraded her sim card but to no avail. I tried searching for threads here but didn't come up with something like this. the phone is stock, no mods or anything, I even reset it back to factory settings, sim still works just no mobile data. I tried to get bell to unlock it before but they said they couldn't cuz it was tied to a contract.
I hope someone has seen this before and can help because i'm at a loss.
thanks for any ideas
Click to expand...
Click to collapse
Have you looked into the APN settings? I have them around here somewhere. I can locate them and forward them to you if you'd like. You can also find them right on the Telus website. I'm thinking that's a good place to start.
gurusportscanada said:
Have you looked into the APN settings? I have them around here somewhere. I can locate them and forward them to you if you'd like. You can also find them right on the Telus website. I'm thinking that's a good place to start.
Click to expand...
Click to collapse
that would be awesome, thanks. I know the rep for the telus kiosk at Devonshire mall went in to look at a few things, but he wasn't sure and google what was happening but he said it was all at&t stuff, then gave me back my phone. but yeah I would appreciate the info. not sure if my email shows or not but it is [email protected]. I will try that out and post back as to what is happening.

Activating Device

Did anyone else have trouble activating their device on At&t? I gave them the IMEI and the representative said that it is not recognized as a smart phone in their system. Some BS.
Just popped the sim card out of my moto X, and into the 5x. Worked without any hassle. Didn't have to call them or anything.
Sent from my XT1053 using Tapatalk
I used a sim that I cut to micro sim, then to a nano sim when I got the phone but I didn't get LTE since its an old sim. Went to the store and got a nano sim, activated it over the phone and gave them the imei worked fine. This was the first weekend when phones were shipping.
https://www.reddit.com/r/nexus5x/co...esnt_work_with_att_lte_bands/?sort=confidence
This should help. In particular the comments.
Sent from my Nexus 5X using XDA Free mobile app
I have lte and service but the representative told me that it will probably go away until they fix the "name". She said my data plan would have to change from " iPhone data plan" to "Smartphone Data plan"
Sent from my Nexus 5X using Tapatalk
LR07 said:
Did anyone else have trouble activating their device on At&t? I gave them the IMEI and the representative said that it is not recognized as a smart phone in their system. Some BS.
Click to expand...
Click to collapse
I had an issue... I use it as my work phone, so I asked them to activate it. However, they came back a couple of hours later noting that they were unable to do it and that our AT&T rep suggested taking it into a corporate store. I did and they were able to activate it over the phone (stores can't mess with corporate accounts directly). Didn't hear why they were unable to do it through the usual channels. Good luck.
banksc said:
I had an issue... I use it as my work phone, so I asked them to activate it. However, they came back a couple of hours later noting that they were unable to do it and that our AT&T rep suggested taking it into a corporate store. I did and they were able to activate it over the phone (stores can't mess with corporate accounts directly). Didn't hear why they were unable to do it through the usual channels. Good luck.
Click to expand...
Click to collapse
I got it resolved. When i went in the store, the rep told me that my unlimited data plan had been taken off. He put it back on and everything was working. At&t is on some bullsh*t! Must be mad, Google is selling it unlocked
I had no problems when I walked in to the AT&T store (not authorized retailer, actual AT&T owned).
I told the rep that I needed to switch phones. Handed him my new Nexus 5X, commented it needed a nano sim, he grabbed one, scanned the barcode on the back of the phone, waited for his system to update, popped in new sim and within a few seconds the "LTE" came up and he said when it finished (initial) booting I would be good to go, I could hang out until then or leave if I needed to. He was correct. When I look online at my AT&T account my phone shows as an unknown device. - wait, just logged in to double check the terminology, it now is back to showing my old Galaxy S4.... that's strange. I clicked "manage my device" and it comes up with no phone image and just says "DEVICE". Either way, just go get a new SIM, they will scan the code and it will be golden.

Sprint Galaxy S6 (G920p)

So I have contacted spring 20 times, they have confirmed my SM-G920p is domestically unlocked. Getting a sim from AT&T and it says invalid Sim. I've searched everywhere, some forums say do a paid service (im fine with) others say unlocking from sprint works....which is obviously doest for my phone.
Anyone actually sucsefully unlocked a spring galaxy s6 (g920p.20) and used it on AT&T network? If so can you give me the details?
Thanks!
Question. Why on this phone in the network mode does it have options to use CDMA, LTE/CDMA, GSM, GSM/UMTS?
GSM AT&T works fine Idk why ppl say it doesn't work I have H2O which uses AT&T and I get LTE. Use a website called willmyphonework to find answers on stuff like this
This is the first website I've created to post about this topic. I've spent the past few days researching and testing out things. So far I've only found a few post online saying it works....I've not heard much about the sm-G920P NOT working on other networks. Also the phone itself is not made for CDMA or GSM ONLY.
One thing is for sure, one of my sm-G920p is domestically unlocked from Sprint. They also gave me a MLS or MSL# or whatever even though I dont think it matters. This phone will not take any AT&T sims. It says invalid sim.
With another sm-G920p, I rooted it and unlocked it another way...obviously not involving sprint. I will test it this evening to see if it accepts AT&T's sim card and will post my findings.
The whole reason for this is we have a business that goes though phones due to physical damage. I have a couple left over phones that I've replaced the screen on myself. I would like to let my sister and fiance use the galaxy S6s as they have old phones! All of these phones have been paid in full FYI and our account is in great standing.
Okidoki. I have spent some time working on unlocking a Spring Galaxy S6 SM-G920P with stock firmware ending in QB1. At first I found out that US carriers now have to unlock your phone if you ask. At first I went that route as it seemed legit. I called Spring and got a guy on the phone from tech support. I gave him the DEC# on the back of the phone and he said "Great thanks.....its unlocked." I though sick!...went to AT&T next day and got a nano sim activated. Once entered the phone read "Invalid Sim". I got back on the phone with sprint quit quickly while at AT&T. The lady said she had to send in a ticket to get it unlocked and the guy before definitely did not unlock it. Went home and went online again. Next day the lady called me at 11am and said it was domestically unlocked. I called back an hour later and talked to someone else confirming it was unlocked. Went to sprint, installed new activated sim...."Invalid Sim". Next thing was to root it and try unlocking it myself.
I found out how to root the phone and install custom firmware and whatnot. Its fairly easy, similar to computer basics. Once that was done I unlocked the phone with a little help which was not hard to find. I went to AT&T and BOOM!!! Phone worked RIGHT away. I was blown away. The phone had voice, data, msg, voice mail 3g and lte. Had my fiance put in her google info.....FYI this is my fiances AT&T account and a spare S6 I had that i fixed the screen on. Anyway she put her google account into it and restarted the phone. At the "samsung" logo login little red letters at the top say something about FRP is locked. The way you bypass this is right after you unlock the phone you need to go into the developer options and enable OEM Unlock. This fixes the lockout. But to get back into the phone once you lock it out you have to re root the phone with its original firmware.
It has worked all evening. Thanks Jhoward you gave me that last little boost today to get it working. I know the SM-G920P phone works in every network so I have no idea why people think it can only work on one network. Something I did learn is that these are little computers.....pretty cool!
If anyone needs any more info pm me.
http://i.imgur.com/ch8TUWg.png
http://i.imgur.com/ijY1sed.png
They lie. It took me 5 calls and many hours to get one of my 2 s6 unlocked. There is some problem with original activation date on some of the phones.
They said both were unlocked but only one worked.... Until finally tech support fixed the activation date.
Now both work on T-Mobile very well
sprint is a little ***** when it comes to unlocking devices. i have never successfully unlocked a device from them. they will run circles of confusion around you just so you won't unlock.
G920P to GSM
localphit said:
Okidoki. I have spent some time working on unlocking a Spring Galaxy S6 SM-G920P with stock firmware ending in QB1. At first I found out that US carriers now have to unlock your phone if you ask. At first I went that route as it seemed legit. I called Spring and got a guy on the phone from tech support. I gave him the DEC# on the back of the phone and he said "Great thanks.....its unlocked." I though sick!...went to AT&T next day and got a nano sim activated. Once entered the phone read "Invalid Sim". I got back on the phone with sprint quit quickly while at AT&T. The lady said she had to send in a ticket to get it unlocked and the guy before definitely did not unlock it. Went home and went online again. Next day the lady called me at 11am and said it was domestically unlocked. I called back an hour later and talked to someone else confirming it was unlocked. Went to sprint, installed new activated sim...."Invalid Sim". Next thing was to root it and try unlocking it myself.
I found out how to root the phone and install custom firmware and whatnot. Its fairly easy, similar to computer basics. Once that was done I unlocked the phone with a little help which was not hard to find. I went to AT&T and BOOM!!! Phone worked RIGHT away. I was blown away. The phone had voice, data, msg, voice mail 3g and lte. Had my fiance put in her google info.....FYI this is my fiances AT&T account and a spare S6 I had that i fixed the screen on. Anyway she put her google account into it and restarted the phone. At the "samsung" logo login little red letters at the top say something about FRP is locked. The way you bypass this is right after you unlock the phone you need to go into the developer options and enable OEM Unlock. This fixes the lockout. But to get back into the phone once you lock it out you have to re root the phone with its original firmware.
It has worked all evening. Thanks Jhoward you gave me that last little boost today to get it working. I know the SM-G920P phone works in every network so I have no idea why people think it can only work on one network. Something I did learn is that these are little computers.....pretty cool!
If anyone needs any more info pm me.
http://i.imgur.com/ch8TUWg.png
http://i.imgur.com/ijY1sed.png
Click to expand...
Click to collapse
Hello localphit, can you help me do the same with my Galaxy S6 G920P. Mines in currently on android 7.0 Patch January 1, 2018. Appreciate all the help that you can give.

Question T Mobile Network Lock

Wondering if anyone else has went through this. Pre Ordered my S22 Ultra directly from Samsung and paid for it in full. I was a T Mobile customer at the time. AT&T gave me a better deal so i decided to Switch. The At&T rep submitted a request to port my phone number over to At&t which killed my T Mobile account instantly. I Put the AT&T sim in my phone and received an error, Not allowed to use this sim, go to settings and "Network Unlock this phone. When i try and go to the settings to unlock the phone i get another error. "Couldn't Unlock Your Phone, Your Phone isn't eligible to be Unlocked, Reason Code: 116. I called T Mobile and in their system my phone shouldn't be locked since i purchased it from Samsung and paid for it in full. I've been getting the run around for the past few days, is there any way to Network unlock this phone my self??
You need to speak with T-Mobile T-Force via Twitter. Error 116 indicates it's locked to T-Mobile.
Sooo, to get this resolved, i had to do a 3 way call with T Mobile, Samsung and At&T. Finally got it unlocked. It was kinda of funny, T Mobile kept blaming Samsung and Samsung was blaming t mobile.
Nyshadow said:
Sooo, to get this resolved, i had to do a 3 way call with T Mobile, Samsung and At&T. Finally got it unlocked. It was kinda of funny, T Mobile kept blaming Samsung and Samsung was blaming t mobile.
Click to expand...
Click to collapse
so how did they end up unlocking it?
Nyshadow said:
Sooo, to get this resolved, i had to do a 3 way call with T Mobile, Samsung and At&T. Finally got it unlocked. It was kinda of funny, T Mobile kept blaming Samsung and Samsung was blaming t mobile.
Click to expand...
Click to collapse
please sir, I must know who ended up unlocking the phone. i am going through the exact same thing, literally. i have spoke with both tmobile and samsung on 3way and still have yet to resolve.
Sim Locking is still a thing in US? It's illegal in EU AFAIK..
Oh man, I'm not on here much. So, i believe AT&T was able to unlock it once it was in their system. My thoughts are, once my t mobile account was killed while the phone was network locked that was what caused the issue. If i had network unlocked it before my T mobile account was killed i think everything would have been fine. My thoughts anyway.
Nyshadow said:
Wondering if anyone else has went through this. Pre Ordered my S22 Ultra directly from Samsung and paid for it in full. I was a T Mobile customer at the time. AT&T gave me a better deal so i decided to Switch. The At&T rep submitted a request to port my phone number over to At&t which killed my T Mobile account instantly. I Put the AT&T sim in my phone and received an error, Not allowed to use this sim, go to settings and "Network Unlock this phone. When i try and go to the settings to unlock the phone i get another error. "Couldn't Unlock Your Phone, Your Phone isn't eligible to be Unlocked, Reason Code: 116. I called T Mobile and in their system my phone shouldn't be locked since i purchased it from Samsung and paid for it in full. I've been getting the run around for the past few days, is there any way to Network unlock this phone my self??
Click to expand...
Click to collapse
How'd the end up unlocking?
I am curious as well.
I'm in a similar situation where the carrier and Samsung are each saying the other is at fault.

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