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Sim Unlocking a device, "active on the owner's account"

I went to a pawn shop and bought a Lenovo tablet (not blacklisted). I am not an AT&T customer, and it wasn't until later that I noticed that the tablet wasn't sim unlocked. I submitted an unlock request through the AT&T app, only to learn that the tablet still listed as active under the owner's acco

Questions

 • Other Phones & Devices

503

1

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0

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Unlocked device, now want service back

I unlocked my device because I was moving to England for 5 months and wanted to use my same device but with different sim of course. Now I'm back and I put my old AT&T sim so I can keep my old number but I don't know how to make it work and how to get my service back. Thank you!

Questions

 • Apple

1.3K

5

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0

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will updating factory unlocked at&t M8 lock the device?

Hi there, i bought a factory unlocked at&t m8 and i'm using it abroad ( not in the us ) i want to update it using RUU but i'm afraid that ruu will lock my device's sim, can anyone here answer my question? thanks

Questions

 • Android

1.7K

3

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Will a Samsung Verizon carrier phone work with my Att go phone

Will a Samsung Verizon phone work with my Att go phone sim card?

Questions

 • Samsung

1.6K

1

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Will the Samsung Galaxy S4 from UK be compatible with LTE in the US?

How can I take advantage of LTE on my Samsung Galaxy S4 purchased in the UK? I recently got a sim card for my S4 from AT&T and it is saying that it is under HSPA but I was told it is LTE compatible. The model number is GT-i9505 for this UK version. I understand this will be under non-certified servi

Questions

 • Device Features

2.9K

4

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Existing SIM card in a new unlocked phone?

Hello   New user here. I am sure this question has been asked multiple times before, however I just wanted to verify with my own specific case. Im mainly here to inquire about the process of using an unlocked phone. If I had purchased an unlocked phone will I still be able to use my plan simply by t

Questions

 • Other Phones & Devices

16.6K

3

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Bringing an AT&T device to Straight Talk

If I purchase a phone from someone on an AT&T plan, and they have not yet paid off the device, can I just pop out the AT&T sim and pop in my ST sim and it work?

Questions

 • Samsung

2.4K

1

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0

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Can I use a non AT&T branded gsm phone on a 3G Microcell

I want to know if I can use a phone like a moto g, nexus 5 or moto e that is unlocked on my microcell. I would like to get one of these phones but I dont want to lose the signal strength of my microcell.

Questions

 • AT&T Cell Booster

6.4K

7

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Visual Voicemail Availability for Samsung S9+

Hi - just bought an unlocked S9+. It's all set up with everything working except voicemail. The Visual Voicemail app "is not compatible with this device."When will visual voicemail be available for the S9+

Questions

 • Android

6.4K

9

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Can an American AT&T phone be used in another country without roaming charges?

I bought a cellphone as a present for my girlfriend in Chile, I bought it from aliexpress and it said that it is unlocked (at least in the title it did). She put her Claro sim card inside and it works fine, she can receive and make calls. However when she tries to use the data it says that roaming c

Questions

 • Android

967

1

0

0

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APN settings for my OnePlus One

Just got a OnePlus and it is defintiely LTE compatible based on the device specs (says it is bands 4/17 compatible).    Now, when I spoke w/ ATT on the phone they said the device may not work at LTE speeds. From what I'm reading online, this is because the SIM I'm using has never been registered on

Questions

 • Android

67.4K

23

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Moving to the US- can I get 3G/4G/LTE data?

I will be moving to the US shortly, and so I have been searching up about phone compatibility. Until I decide on a new phone, I will be using my Lumia 920 (unlocked) that I bought overseas. Below is the relevant information about my Lumia 920. Can I connect to AT&T's LTE/4G/3G? LTE network bands: 1,

Questions

 • Wireless Account

2K

2

0

0

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Specs for unlocked phone to use with GoPhone SIM kit

I'm considering a phone (Android); but I'm unsure if it will work with my SIM card. The one I was using (a Blackberry) with my account is old and went kaput recently.The new phone I am considering is unlocked and is: GSM 850/900/1800/1900Edge: yes4G HSDPA+ 850/1900 or 850/2100 If it is compatible, c

Questions

 • Android

1.7K

2

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Samsung Galaxt Note 8 AT&T Unlocked (International update issue)

I have a Note 8 AT&T unlocked version. I stay in India. I'm not able to update my firmware via OTA or Smart switch. It says "software up to date". I do not have an ATT sim with me. How do i update my software now? Also, is there a way i can remove the "Service Provider software" to make it a complet

Questions

 • Samsung

336

1

0

0

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No access to AT&T wi-fi on unlocked Samsung Galaxy S7 (SM-G930U)?

I purchased a factory-unlocked S7 (SM-G930U) and had a new SIM made for it at the local AT&T store so that I could migrate from my old Galaxy S4.  It seems that I can no longer access AT&T wi-fi in my office building on the new phone.  I connect to AT&T but am redirected to their wayport login scree

Questions

 • Samsung

2.4K

10

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Official Solution

Buying Galaxy S9 direct from Samsung-Unlocked or Locked to AT&T?

I am planning to buy a Galaxy S9 Plus direct from Samsung due to a special promotion available to me. If I buy an Unlocked phone can I use that on AT&T to start a phone contract? I do not have a mobile contract currently but I am getting one soon. I currently have Uverse for TV and Internet. Would t

Questions

 • Samsung

58.6K

79

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0

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BMOP From T-Mobile

Greetings,Things are looking down with my carrier from the perspectives of coverage and customer support. I would like to know the estimated monthly charge for 3 lines. The 3 phones are Moto G 2nd Gen purchased unlocked. Total bill at present is around $106 mo. FYI, I tried AT&T BYOP website but got

Questions

 • Data & Messaging Features, Internet Tethering

1.4K

13

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0

Accepted Solution

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Will att lock my new unlocked 6s...

planning on buying a fully unlocked no carrier 6s from Apple so I can use in Europe.  Once I return to the USA, I would like to have this phone added to my grandfathered account as a replacement for existing.   My question:  will att lock my phone before they replace the 5s I now have?

Questions

 • Apple

735

1

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0

Accepted Solution

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GSamsung S8 International Version - Unlocked

I just had ATT put a Sim card into an unlocked out-of-the-box S8 international version which uses LTE bands that are compatible with the bands that ATT uses.  Problem is that it only connects at HSPA+ speeds. If I take the ATT sim sim card that works with LTE on my LG V30 and insert it into to S8, t

Questions

 • Android

947

8

0

0

Accepted Solution

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SAMSUNG GALAXY NOTE 3

Hey everyone. I got an unlock Samsung galaxy note 3 SM-N900A and I still don't receive any update. I'm still on Android 4.3 Jelly Bean and when I look for "Software update" it just says me "Software update interrupted. .. your current software is up to date, you should try again in 24h". Can you giv

Questions

 • Samsung

4.3K

8

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