S2011 Automatic Unlock

This is the automatic method to unlock a S2011 xperia device. It uses the SE Bootloader Unlocking Tool by quangnhut123

Requirements

Extract "SE Bootloader_Unlocking_Relocking_1.6.rar" and you'll find out "Flashtool-drivers.exe", run it to install. Check all drivers/phones, just to be sure all drivers are installed
Go to phone and call *#06#* on the dialpad to get your IMEI.
Open the unlocking tool. In the first text field, enter the first 14 digits of your IMEI.
Press the Get Unlock Code button. Your unlock code will automatically appear in the Unlock Code Box.
Now turn off the phone, hold {{Key|Volume Up}} and while pressing it you connect the USB cable to the computer.
The blue led should appear, which means you are in fastboot mode to unlock bootloader.
Click the Unlock BL button. The program will automatically unlock your bootloader.

After that, check the S2011 Unlocked Flashing guide to install a custom ROM.

Introduction - A quick intro to the rationale and ideals of this guide, and modding in general.
Essential Maker Skills - Essential Skills that every maker should have.
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Glossary - Contains all the crazy acronyms and word soup that you'll need to wade through when using this guide.