Phones often ship with a SIM lock that ensures they can only be used with a single carrier. Unlocking a phone allows it to be used with any carrier.

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2answers
10k views

Unlock Motorola Droid Razr Maxx (Verizon)

I have a Motorola Droid Razr Maxx on Verizon in the US. I want to take it to Straight Talk, a MVNO that uses Verizon's network. I bought the Straight Talk SIM card, but I get an error that the phone ...
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0answers
72 views

Htc does not recognize any sim cards

I have a HTC wildfire that i am using as a replacement phone until my contract is up as my former phone is broken. It works fine however wont detect ANY sim cards i use. I have tried an o2 and two ...
0
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1answer
217 views

Can you unlock brand new phones?

I saw a cheap Verizon HTC ONE M8 on eBay, but I am on AT&T. If I was to get that phone, could I unlock it straight away? I thought I remember hearing somewhere that you can't unlock phones for a ...
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1answer
519 views

I've exceeded my unlock attempts (10). Is there any way to unlock my phone?

Due to AT&T being a horrible company, I believe the customer "service" has led me through more than my allotted attempts at unlocking my phone. Because my phone was refurbished, the attempts may ...
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0answers
173 views

unlock remotely locked phone with android device manager

I remotely locked my phone with android device manager and forgot the password, data connection of the phone is also off, what should i do now,
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0answers
29 views

GSM International Galaxy HELP

I have a GSM Unlocked Galaxy MEGA, but it's all in Chinese letters. I factory reset the phone but it still had the chinese apps and everything. It is also missing some device apps like the Play Store. ...
2
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1answer
6k views

Does installing CyanogenMod lock device's network?

today after almost one year using the stock Android version on my Xperia Mini (ST15i, I was on Gingerbread) I decided to flash an official CyanogenMod ROM (CM7). So I first unlocked the bootloader of ...
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0answers
891 views

how to unlock O+ 8.91 inorder to enable to mobile data connetion

i have O+ 8.91 with dual sim and sim 1 is locked to sun cellular sim only..and only sim 1 can connect to mobile data connection. I just want to know how to unlock sim 1 so that i can connect to ...
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0answers
1k views

Any way to unlock T-Mobile ZTE V768?

A friend of mine purchased a ZTE V768 Concord from ZTE. It was not under any contract, but it is still locked to use any foreign SIM-card anyways. We are far away from the US, so is there any way to ...
0
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0answers
456 views

HTC Desire 816 dual sim - how to activate slot1 in roaming settings?

One of my sim card slots on my HTC desire 816 is not active and doesn't identify inserted sim card. I noticed that on the inactive slot1 settings, there is a number listed at bottom. How can I use ...
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0answers
50 views

ServiceProvider eating my battery after SIM unlocking

I had my Samsung Galaxy S3 SIM unlocked last week. It runs a rooted Android 4.1.2. Since then, I've noticed that ServiceProvider is consuming much more battery that I have ever noticed before. Can ...
0
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0answers
158 views

How to unlock message on HTC EVO

I have forgotten the password for secure messages on my HTC EVO. How do I unlock the message secure box on a HTC EVO to get secured messages without deleting the messages. Is there an app that can do ...
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0answers
11 views

Pre-rooted custom rom for unlocked xperia neo v mt15i [duplicate]

I have unlocked bootloader xperia neo v mt15i, version 4.0.4, build 4.1.B.0.587. I would like to flash pre-rooted custom ROM. Need custom rom link and step-by-step guide.
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2answers
2k views

How to unlock Motorola Atrix 4G for other carriers?

I bought a Motorola Atrix 4G MB860 and discovered that it is locked. I received an unlock code from AT&T but I receive the message "network unlock code unsuccessful" which according to AT&T ...
0
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1answer
770 views

how to solve Network not found problem in Samsung Galaxy s2?

I have UK based Samsung Galaxy s2 gt-i9100 and i was using since last 2 years without any problem in india but suddenly i found it says network problem so how to solve this ? model number - Gt-I9100 ...
0
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0answers
289 views

Cyanogenmod unlocked phone requires network unlock code

I have a Sony Ericsson Xperia Arc that I installed Cyanogenmod (v. 9.1.0-anzu). The phone is not locked to a specific network as a) the danish operator where I bought the phone does not do this and b) ...
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0answers
300 views

Service Mode says Network Lock Not Active

I have accessed the service mode and gotten to Network unlock. When I click on the network unlock, the phone responds with "Network Lock Not Active". When I try to use the phone it"s still asking for ...
0
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0answers
11 views

Galaxy S5 unlock + change region [duplicate]

I have an stock, locked, Telstra Australian Galaxy S5 and I'm about to live in the UK. I would like to know if there is currently a way to unlock it without code so I can use it with an English ...
0
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0answers
207 views

Data works on my phone, internet doesn't?

I recently unlocked my Android phone for an international move, and got a local SIM card. Currently, all 'data' functions are working in apps - Tango, Facebook, Google search, etc. However, the ...
0
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1answer
472 views

Does having CWM mean bootloader is unlocked?

I flashed CWM using Rom Manager. Does this mean that my Galaxy S4 bootloader is unlocked? I'm using Samsung Galaxy S4 (SGH-I337M) (Canadian Telus)
0
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2answers
248 views

SIM lock question

I intend to buy a new sim-unlocked at&t LG G2. So I want to know is there a possibility that an update will ever relock it again? Am I free to root it and install custom roms without relock ...
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0answers
226 views

Xperia Miro fastboot wont work

I've been following the official sony's unlockbootloader tutorial and I'm stuck on a problem that I cant seem to fix. To use my unlock code, I have to Turn off the device Connect the usb cable ...
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1answer
1k views

Which IMEI number should I use to unlock my Motorola DROID 2 GLOBAL (A956) IMEI or IMEI SV?

I recently bought an unlock code from Cell Unlocker.NET to unlock a Motorola DROID 2 GLOBAL which was locked to the Verizon Wireless network. Navigating to the about phone section Menu - > ...
2
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3answers
1k views

How can I unlock my HTC One V locked by 3 (UK Carrier, www.three.co.uk)?

I have a HTC One V which is provided by 3 (www.three.co.uk) under contract. I recently bought a Nexus 4 from Google Play because of the price drop, and I'm using my 3 SIM in the Nexus which is ...
0
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0answers
604 views

Need help in unlocking LG G2 LS980ZVC, running on KitKat

I am looking for a working link to a tutorial explaining how to globally unlock LG G2 LS980 (Android Version 4.4.2, Software Version LS980ZVC). I tried several, but can't unlock the phone. Most ...
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2answers
52k views

How can I remove the SIM lock from my Samsung Galaxy S Blaze 4G T-Mobile?

I got an Galaxy S Blaze 4G as a gift from USA. The phone is locked and did not accept any SIM card in my country (just for T-mobile). Instead it ask for a unlock code. Ts there any software way to ...
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2answers
63k views

Network Unlock Code vs SIM Unlock PIN [closed]

I bought an unlock code from http://www.unlockcode4u.com because my phone was asking for it (Enter PIN Code) I got the code and it does not work. Actually only allow me to enter 4 digits. Now this ...
2
votes
2answers
192 views

Will a Factory Reset on an unlocked Samsung S2 4G T989 from T-Mobile relock the phone?

I have a Samsung S2 4G T989 from T-Mobile which is unlocked. It is currently using ion Indian carrier. I want to Factory Reset it. Will it be locked again after performing a reset? I don't have any ...
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0answers
3k views

How to unlock Samsung Galaxy S3 SCH-R530?

Can anyone tell me if the Samsung Galaxy S3 LTE model SCH-R530 can use any other non-contract carriers besides U.S. Cellular? I have searched, and I am getting frustrated with trying to find a way to ...
0
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2answers
3k views

Htc one m7 International not recognized in adb mode

I have an htc one m7 running bootloader hboot 1.56. I unlocked the bootloader via htcdev.com The bootloader now shows Unlocked My phone is recognized in adb when the phone is turned on. But when i go ...
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2answers
40k views

How can you find which carrier a Samsung Galaxy S3 (GT-I9300) is locked to?

I bought a S3 and it came locked to an unknown carrier. All the unlock services require the information of which carrier the phone is locked to give me an unlock code. So, how can I find that out?
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0answers
104 views

Droid Mini in France with local SIM card?

I have a Droid Mini bought in America with Verizon that I'd like to be able to use in France. It's supposedly one of their "Global Ready" phones, so using it here should be as simple as getting a new ...
2
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4answers
2k views

Is it possible to unlock my Samsung Galaxy 3(GT-i5801)?

I moved to another country and absent-mindedly bought a SIM card for my GT-i5801 (from Orange UK) Now it's asking for a network lock code. I have searched the net and everything points to me going to ...
9
votes
2answers
6k views

Where Are The Sim-Lock Settings Stored on an android phone?

After getting more involved with the "aftermarket" community I have this question that's been on my mind for a while now. Since rooting and flashing a custom rom on an android phone doesn't give one ...
1
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1answer
118 views

Changing carriers and sims - how do I know if the new network will work?

My family is considering switching to T-Mobile, and I would like to bring my current Droid 4 with me. I have already stopped by a local T-Mobile store to see if their sim would work. The phone ...
3
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4answers
18k views

How can I remove the SIM lock from a Samsung Galaxy S?

I bought one from bell Canada, and I can't put in a SIM card from any other service provider. Does anyone know how to unlock this phone?
2
votes
0answers
427 views

Why can't the Sprint HTC One use GSM ROMs?

Everywhere I've looked, I've found that the HTC One physical hardware (USA) is the same regardless of the carrier--all models of the USA phone containing both CDMA and GSM radios. If this is the ...
0
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1answer
1k views

Problems with a linsay f-10hd cosmos locked [duplicate]

so I have this tablet linsay f-10hd Specs 10.1 " 0S: 4.04 Google Android CPU: 1.5 Ghz CORTEX A-8 1 GB RAM 4 GB Hard Drive Internal Memory Web CameraBuilt in 3-D acceleration, 3-D Effect 2160 P HD ...
0
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1answer
87 views

Can an encrypted Android phone be unlocked with an USB drive some way?

I want a fast way to login to the system without entering difficult credentials. If the usb key is not present there won't be the ability to decrypt the system ... Some 2-factor solution without NFC ...
2
votes
2answers
696 views

Can the Nexus 7 LTE connect to 3G networks?

Is it possible to connect to 3G networks with the Nexus 7 LTE? Is it possible with an unlocked device or only with limited networks or standards? I've tried to Google it but no one seems to have ...
0
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1answer
283 views

Locked out with no service!

I was fiddling with the lock your SIM card features and locked it, but the password I used now will not open it, and it is locked with no service, screen says screen is PUK locked and is asking for ...
0
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1answer
177 views

Can I use my bootloader-locked phone with a different network?

I just bought an Xperia Z and the bootloader is locked. Do I need to unlock it in order to run it on a new SIM card and can I switch to Virgin? It's OK if I can't: I will just buy a Bell SIM for $10, ...
1
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1answer
965 views

Determing SIM/network/carrier lock status in software

Is there a way to determine if a Galaxy S3 (i747, running 4.1 JB, stock ROM, but with root) is currently carrier locked in software (i.e. without needing to obtain and insert a different network's ...
8
votes
3answers
2k views

Is there a free way of unlocking an Android phone from a particular network?

I bought a cheap Android handset for development and it is an exclusive to a particular network. I would like to unlock it so I can use an existing SIM card from another network. I've done some ...
0
votes
1answer
626 views

Samsung Galaxy: Unlock gone haywire

I applied the procedure to unlock a Samsung Galaxy S3 on a Samsung Galaxy Express I437. It went through smoothly, and but the phone was not unlocked. Instead, it gives me the error message "Phone ...
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3answers
13k views

How can I unlock my Samsung Galaxy Ace?

I have just purchased a Galaxy Ace locked to a specific carrier. I was wondering if it is possible to unlock the phone for free without having to pay for it?
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2answers
193 views

Orange HTC Hero Unlock problems

Orange being the unhelpful company that it is, can't unlock phones in the shop. This was unfortunate as I was going overseas, but no matter, I called the helpline, and then was told it'll take three ...
9
votes
2answers
6k views

Can you use the Nexus 4 without a SIM card?

I currently have an iPod Touch, I want to buy the Nexus 4, but don't want to get a plan (SIM Card) for a while. Will the device work like an iPod Touch/ Wifi capable, but no access to data away from ...
2
votes
0answers
5k views

How to remove network lock samsung galaxy s advance

Title says it all. I have been scouting the net for the past day and a half and haven't found a way to remove/unlock the network lock on my SGS Advance. It is already rooted. I have tried those SGS ...
1
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2answers
362 views

Samsung s3 Unlock

I bought a Samsung phone, on the T-Mobile carrier in the US. I went to India last week, and got my unlock code from T-Mobile. My India-Vodafone SIM is working fine, except for the internet. I have ...