How to Unlock Mobile Phone

This article is about how to unlock android smartphone.

   Here I will explain different method for unlocking mobile phone. Many sim company sell mobile phone with network locked. So you can use only that company’s sim card on that mobile. This is about gsm mobile phone and many of cdma mobile phone are also network locked. Cdma mobile don’t use sim card and these cdma mobile are software locked  normally at firmware level. To unlock cdma mobile you need to twick with software.

        For gsm mobile unlocking you need unlock code to unlock mobile as in gsm mobile network information is stored at sim card.while in cdma mobile network information is software coded so you need to make changes at software firmware to unlock mobile. But in recent cdma mobile there are also unlock codes for unlocking cdma mobile. But it is not widely used.

 

Unlocked mobile have following benefit. It increase resell value of your mobile. You can use any sim on that mobile. You can get benefit of low data rate from other company. You have full freedom of your mobile and you can use dual sim on your mobile.

Different method for mobile phone unlocking

First way Unlock mobile via bootloader unlocker

 

                            Many mobile company provider free bootloader unlock code for particular mobile model. First find that your mobile model is eligible for free unlocking.  After that  you should provider device id of your mobile and your email id. Device id is different from imei number of your mobile phone. Some of htc  lg motorola mobile models can be free unlocked.

                          To find device id of your mobile, reboot your mobile in fastboot mode. For that you first install sdk software developer kit on your computer.

                     Install usb driver for your mobile. And also enable usb debugging on your mobile under developer option.

Type      adb reboot bootloader       this command to reboot in bootloader fastboot mode.

This will reboot your mobile in bootloader mode. Now type command     fastboot oem device-id.

This will provide you device id of your mobile phone.

Now go to boot loader unlocking support page of your mobile site like lg motorola.

On that page, you ask to submit your device id, email id and other details.

And mobile site verify your mobile device id for free unlocking and after that you will get unlock code file on your email.

Once you received unlock.bin file . Reboot your mobile in fastboot mode. After that type this command

Fastboot oem unlock    unlock code key.

This way you can unlock lg motorola mobile for free.

 

Second way to unlock your smartphone from custome care

If you have latest 4g lte iphone mobile from Verizon than you don’t need unlock code for unlocking mobile. For verizon 3g mobile enter 000000 or 123456 as unlock code. This code is mostly work for Verizon mobile.

          Call customer care of respective sim card like at&t, t-mobile, fido, o2 etc. and be prepared with proper reason for asking unlock code. For example you are going to some other state/province for business tour and for that you need unlock code. If you provided unlock code than this will temporary unlock your mobile. Once you back to your city it will lock your mobile phone.

  Other reason is you have dual sim mobile and it is sim locked. You can ask for unlock code for your second sim slot.

 

Third way to unlock your mobile phone – flashing smartphone with custom rom or stock rom.

There is specific stock rom or custom rom for each model of your lg samsung htc mobile phone. So first download stock rom or custom rom as per your mobile model number.

Cdma mobile are locked at software level so fresh installation of custom rom to cdma mobile can unlock your mobile. But if mobile is locked at bootloader level then flashing stock rom will not unlock your mobile phone.

Normally  flashing tool are provided with stock rom. If it is not their then  download flashing tool  from internet.

Now install flash tool and also install usb driver for your mobile phone. You can get usb driver from your mobile website.

Now open flashing tool, then click on scatter loading tab, now give path of scatter file which is under your custom rom firmware folder. Then click on download. Once it loaded 100 percentage. Remove battery from your mobile, and connect your mobile to computer via usb.

   Flashing tool starts installing stock rom or custom rom on your mobile and when it installed completely give you green signal on flashing tool.

 

Forth way to unlock mobile phone by sim network unlock code.

There are many software tool for generating samsung and lg mobile unlock code. There are also blackberry unlock code generator. Some tools generate different kind of unlock codes. Nck -Network unlock code, spck- service provider unlock code and defreeze unfreeze code. For backberry mobiles then unlock code like mep1 , mep2, mep3 that represent sim lock, network lock service provider lock.

Author: jesa vesan
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