Questions tagged [sim-unlocking]

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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22 views

Samsung phones bootloader unlock

I have a samsung tablet gt-n8000 and I want to flash a custom rom . Should I first unlock the bootloader? if yes , how to do that ? fastboot commands does not work anyway on my tablet so I can not ...
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Flashing TWRP.img on Xiaomi Mi A3 to root the device does not work

H1@all Working on Ubuntu 20.04 I want to root my device to uninstall some apps (.apk) and possibly also install Ubuntu-Touch. I want to uninstall almost all Google apps because I don't have a Google ...
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29 views

Do unlocked phones get re-opened at the factory?

This question is so borderline, I hesitate to ask it but will anyways. I recently received a new phone from a reputable online retailer, but when I opened the box there appeared to be a fingerprint ...
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How to unlock Verizon Droid 4?

I don't have a Verizon sim, don't see how to access device to enter a code Is there a path forward, or is the device useless? (I have a t-mobile Sim)
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how to bypass screen lock password on Ira Comet (2012 model)?

How do I bypass screen-lock password on Ira Comet (2012 model)? From Wishtel. No specific tutorials on this model online. In trying to hard reset:-- I cannot get into recovery mode, I mean, not all ...
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How to safely upgrade unlocked phone?

I have a Samsung Galaxy S8 from Virgin Mobile that was SIM unlocked and I'm now using Mint. I was prompted for an update by Samsung and it relocked my phone, I had to contact Virgin Mobile to unlock ...
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1answer
643 views

Is SIM network unlocking using app normal if phone simply expects a code?

I bought a rare version of Galaxy S10 which was out-of-stock in my country so the distributor got it for me from another country. But by mistake the phone is locked to original network operator in the ...
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210 views

OEM Unlock option dosent show up

recently I picked up a Samsung A10E from T-Mobile. Upon enabling developer options, I realized that the OEM Unlock option didnt show up. I tried following a tutorial where you turn off automatic date ...
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1answer
251 views

How does carrier/network lock work? How is it implemented?

I feel like I should have been able to find the answer to this, maybe I'm distracted or something, but does anyone know how carrier/network/sim lock actually works and if there are any workarounds? ...
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486 views

Unlock lg ls777

I have a boost mobile lg stylo 3 that i want to unlock to use on the T-Mobile network. What are the steps to unlock it from boost to be usable on another network?
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240 views

How to unlock an LG mp260?

How do I unlock and root an LG MP260? My LG v30 was stolen and I am trying to use an older phone from Metro PCS on my T-Mobile account until I can replace it.
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2k views

How to prove that the bootloader of a device is unlockable when it currently shows as locked?

A newly bought Pixel device from a random seller can switch between carriers but the bootloader shows as locked. Are all pixel devices' bootloaders locked by default? And how to show that it is ...
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1answer
80 views

Will this “SIM Free” Android phone for sale near Osaka (Japan) work in Europe and North America?

Will this "SIM Free" Android phone for sale near Osaka (Japan) work in Europe and North America? Hello, So my phone recently went temporarily out of order and then I saw this Asus ZenFone 3 for sale ...
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272 views

Can I use my Samsung SM-J700P on the ATT network?

It was locked to the Boost Mobile network (Sprint) before I supposedly unlocked it with Odin, but using the ATT SIM card says it's not supported for the device. I've spoken to both companies and ...
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1k views

How to get Huawei Product ID without stock ROM?

I have Lineage as opposed to the stock ROM, so putting: *#*#1357946#*#* does not work for me. Recommended on alternate posts were downloading a program called "Huawei Product ID Generator", but ...
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How to remove No SIM found notification (Android 7.1.1 Nougat) [duplicate]

I bought a new phone with Android 7.1.1 Nougat unlocked from Verizon. Since I bought it unlocked, I get a notification that says No SIM found, Tap for more information. It really irritates me ...
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158 views

Disabling screen lock

Suppose my android phone is locked by any locking method like password , pin, or pattern. Suppose my mobile is not a rooted phone , neither have custom recovery installed. Is there is any way to ...
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1answer
757 views

Will flashing a custom rom relock me with sim carrier?

I got an S5 SM-G900P running stock android 6.0.1 as it comes it's a CDMA phone but I go it unlocked at a phone repair shop to use GSM and has been working fine but it only goes up to 3G. The question ...
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2answers
5k views

How can I update the fastboot driver for my Sony Xperia device

I Need to unlock the bootloader of my Sony xperia m2 dual. It's currently in stock. As soon as I connected my device in fastboot mode by pressing volume up button and connecting the USB cable my ...
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Latin American Moto G2 locked in Europe?

I bought an unlocked Moto G2 (2014) in Chile last year, model XT1063. It was new but on display in a store, no connection to any service providers, no contract, no sim lock. I use CyanogenMod 13, it ...
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Where there are attempts to enter a password for unlocking operator sim lock?

My phone (Micromax Q415) attached to the SIM card operator megaphone. If I insert a SIM card of another operator, the phone will ask for the unlock key. I found an application that shows this screen ...
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1answer
76 views

Does putting an unlocked phone on a no-contract plan lock the phone in any way?

I bought a factory unlocked Samsung Galaxy S5 from eBay recently, and signed up with Ting. (Was on Virgin Mobile with a different phone, switched carriers and phones at the same time) When you're ...
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187 views

Samsung Galaxy S5 Mini asking for network unlock Code

The things is that I bought this phone from Amazon like 2 years ago and it was unlocked. Now suddenly its asking me for the Network unlock code. I know I can just pay for a services to get the code, ...
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1answer
110 views

I'm with Virgin Mobile; should I buy Unlocked or Sprint-locked?

I'm looking around at buying a Samsung Galaxy S5, and learning quite a bit about what GSM and CDMA are while I'm at it. In that respect though, I have no idea what Virgin Mobile is, though I know ...
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how can lock or block some SIM carrier on android 4.1.2

have here in my country to types of SIM cards on the carriers, the first is open to the all networks... internet, sms, calls... and a second is all close data , only to call how can i do to close in ...
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1answer
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Need an information on upgrade

I bought a Galaxy S5 (G900F- International Model) two years ago. It was locked by carrier. I can't use any network sim from my country. So I spend some money to unlock the carrier (Country Unlock - ...
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116 views

Any way to circumvent Nexus carrier lock?

I have a brand new Nexus 5X locked to a Japanese carrier called y!mobile (run on the Softbank network). They won't unlock the phone unless I open up a contract and stay with them for 6 mos. This is ...
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686 views

How to unlock my one plus one CYANOGEN phone

How can i unlock my one plus CYANOGEN phone so that it can receive the Cameroon network. The phone was sent to me from Canada and on arriving Cameroon, when i insert my sim card in it, what i see is ...
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cannot unlock the bootloader in my one plus x, the phone is in boot loop

it shows bootloader unlocked and the phone restarts on cyanogenmod recovery screen. and then the bootloader locks itself again. please help. i want to install the latest nightly on my one plus x. ...
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1answer
5k views

Does rooting an android phone effectively also unlock it from network [duplicate]

If you root an android phone does this also unlock it from a network? I.e. say you had a moto g locked to the vodafone network, and then you rooted the phone, would it then be unlocked from vodafone?
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1answer
145 views

Too many pattern attempts with no data connection? GS1

So i locked myself out of my GalaxyS1(i9000) I Have lots of stuff on there that i really need. I have no wifi or data connection on,debugging is off,no root. only bluetooth on... I know it seems like ...
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1answer
44 views

After dead-zones carrier is dropped until restart

So I'm assuming this has to be a property that can be changed through buildprop, but I thought I'd consult you guys first. Phone: Unlocked Galaxy S7 (Sprint), Android 6.0.1 Network: T-Mobile Issue: ...
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128 views

Hi, we need to unlock Samsung GT s7562 of our Manager. He forgot his pin code and hard reset is not our best option

As the title says, we need to unlock our manager's phone (GT-s7562) because he forgot his pin code. "Forgot Password" options is not visible. Do you have any idea how to unlock this phone without ...
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1answer
1k views

Cannot SIM unlock Samsung Galaxy S7 with Rogers (Canada)

My dad got the Samsung Galaxy S7 back in May and wanted to SIM unlock it shortly after because he travels a lot due to work. No rooting, just unlocking the phone to use with foreign carriers. At the ...
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1answer
2k views

Samsung S5 compatible with tracfone and Verizon Wireless

I currently have Verizon wireless. I want to switch to tracfone and change my cell phone at the same time. I'm thinking about getting a Samsung S5. My question is, can I get a Samsung S5 to use with ...
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1answer
340 views

My computer doesn't detect my Samsung Galaxy A5 at all on bootloader mode

I'm trying to unlock my bootloader on my Samsung Galaxy A5. I've done a lot of research and can't find a solution. My problem is that whenever I turn on bootloader mode, my computer doesn't even see ...
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104 views

How to check if my Xperia M4 Aqua is unlocked without a SIM card

I need some help! Can someone tell me if my phone is unlocked? Here is a screenshot
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1answer
498 views

Will my phone still be unlocked after I install CyanogenMod?

I've recently unlocked my phone so that it can work with any SIM card, and I want to install CyanogenMod. What I'm wondering is, since CyanogenMod is going to wipe most of the data on the phone, is ...
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1answer
105 views

How to use phone calls without code?

My friends and family need to use my cellphone regulary, it doesnt bother me, because some of them cant have a cell but still need one just in case...the problem is that i dont want them to have ...
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2answers
809 views

How to unlock Samsung Galaxy Note 4 from Verizon?

I bought Samsung Galaxy Note 4 on eBay. It's a Verizon phone. The description said clean IMEI and not blacklisted per Swappa. I was trying to get it on my Cricket account which is a GSM carrier, but ...
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1answer
200 views

Samsung galaxy s4 - how do i find out what my phone is locked to?

I have recently purchased a Samsung galaxy s4 off of eBay but when it arrived it did not have any indication of what network it belonged to, every time I have gone on websites and typed in the coding ...
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230 views

Unlock Phone without the Screen (neither seeing anything nor touch is possible) or USB-Debugging

I have a problem with my mothers Samsung Galaxy S3. The Screen is completly dark and it seems like the phone doesn't react to touches. There are pictures and contacts at the internal storage, wich are ...
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363 views

samsung galaxy S6 Sim Network unlock pin

I Have bought a Samsung galaxy s6 model from Saudi Arabia and inserted saudi STC sim and i just made a call and brought it to India.I tried with inserting Indian SIM and it asked me for the "Sim ...
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1answer
1k views

Network unlock a cyanogenmod phone

I have a Galaxy S4, SGH-I337M. I installed an unofficial CM 12.1 ROM because they've only released official CM ROMs up to 11.0. I brought it into a store to get it network-unlocked from Telus Mobility,...
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1answer
907 views

Can Nexus devices be SIM locked?

I have Nexus 4 from Fido (Canadian provider). I want to use with another provider, but I don't know if it's locked by Fido. I read this discussion and see opposite points of view: NEXUS devices ...
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869 views

Galaxy S5 after System Update is asking for SIM Network Unlock PIN

I recently purchased a Galaxy S5 on http://amazon.co.uk. This was a well deserved upgrade from a galaxy S2. When I got the phone I powered it on with my Vodafone Spain SIM card and it worked ...
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2k views

Unlocking Android phone immediately after reboot

I have an Android phone (version 5.1.1) with cyanogenmod (version 12.1). And after rebooting I cannot immediately unlock my phone. If I try to unlock my screen (lock style = pattern) immediately after ...
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1answer
489 views

Is “android_secret_code” a code to unlock the SIM?

On my Sony Xperia E, I copied and extracted my SIM unlock app (the official one) and found a bunch of 7 or 8 numbers with the words android_secret_code. Is this my SIM unlock code? If so, just to be ...
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2k views

Enter PIN code…without sim card inserted

I have one problem with MeanIT MG430 phone - there is no sim card inserted but when I turn it on, there is "Enter PIN code" screen. PIN code is "connected" with SIM card, so why I see this screen ...
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1answer
200 views

How can you find which carrier a LG D803 is locked to?

I bought a LG D803 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?...