Unlock Bootloader for Xperia S LT26i

Official Bootloader Unlock for Sony Xperia S LT26i

Bootloader means a code that runs on the computer or the phone before the operating system starts up. Every OS is loaded with some or the other kind of bootloader. This is basically a low level program that is equipped with instructions about the start up. Bootloader is different for every device and this is something obvious because there is always a difference in hardware and software loadout between various devices.

Now, the main point is, manufacturers of android phones or for that matter any other devices having bootloader put certain restrictions on the bootloader. Thus, when you are shipped with the android phone, your bootloader is locked. But yes, you can unlock the boot loader as per the procedure given on this website. But at the same time, you should be ready for making the warranty of the phone void.

Now, the question is what the aim to unlock the bootloader is or what should be the motive to do so? Well, basically, unlocking the bootloader allows you or provides you permission to install unsigned ROMs for example, CyanogenMod. There is no standard method to unlock the bootloader. This varies from device to device because every device is different and the software running on that device will also be different.

Difference between Unlocking Bootloader and Rooting

This is for newbie who may get confused over rooting and unlocking bootloaders. Well, rooting makes the android phone free and now you can install apps (like titanium back up) that needed root access or remove certain apps that are given to you by default. By unlocking the bootloader you will be able to load kernel and ROMs etc.

We hope you are clear with the concept now. Moving ahead, here we present tutorial to unlock bootloader for LT26i.

Disclaimer: This information has been produced with complete for increasing the simplicity of the procedure. But in case if some issues occur after the bootloader is unlocked, the site should not be held responsible for this. If at all you face any issues, you can contact us and we will help you sort out the same. It is also vital to keep in mind that when unlocking boot loader is done, the device warranty gets void. And this means that the warranty is not to be considered then. There are chances that with this the phone may get bricked or there may be some damage permanently.


Charge the phone to the extent of 70-80 percent.

Take complete back up of the phone.

Enable USB debugging.

With the procedure given below you will be able to Unlock Bootloader for Xperia S LT26i.

Unlock Bootloader for Xperia S LT26i

Click on this link: http://unlockbootloader.sonyericsson.com/instructions. In this link you will find Continue on the bottom of the page. Click on Continue.

You will get a pop up window and it will ask whether you really want to unlock the boot loader. If you are sure then click Yes, I’m sure.

Read all the details and accept the legal terms. Click I Accept.

Fill in the details such as your name, e-mail address, the first 14 digits of your phone’s IMEI number and the two CAPTCHA words in the input boxes. Click Submit. You will now be able to view the IMEI number by entering *#06# on your phone.

The unlock boot loader key is displayed. Save it for later use.

Download and install the latest Android SDK and also download and unzip this file.

Make sure you are running Google USB Driver package revision 4 or higher in your Android SDK.

Since the file is unzipped you can place it in the usb_driver folder.

Switch off the phone.

Now push and hold the unlock button *simultaneously when you connect the phone to the computer with the USB-cable.

Now you should select the Android Boot loader Interface-file.

Now open a command window and go to the tools folder that is there in Android SDK folder.

Enter fastboot.exe -i 0x0fce getvar version, and this will give you some response back and this means your phone is connected properly.

Enter fastboot.exe -i 0x0fce oem unlock 0xKEY, where KEY is the unlock boot loader key you got in the beginning of this instruction. The boot loader should now be successfully unlocked. This is the last and the most vital step. It will unlock the boot loader. 

We hope you might have found this tutorial quite useful. Kindly let us know if you have any doubts.


  1. Dear …
    I did everything according to the procedure to unlock the bootloader on the Sony Xperia lt 26i …. when I open a prompt mode and paste the contents of “fastboot.exe -i 0x0fce getvar versionr” ….. nothing happens except when I press enter, answer: “Google is Not Recognized as an internal or external command or waiting for device ..???
    ……. i have windows 7 64
    best regards

Leave a Reply