Bypass Lock Screen Pattern on SONY Xperia Tipo ST21a

How to bypass screen lock protection? How to bypass pattern lock? How to remove the password? How to erase everything from your device? How to reset your phone? Hot to perform a factory reset? How to accomplish the flash operation?

This tutorial is the answer to all of these questions. In this article, we present you the way to accomplish the hard reset operation by uploading a new firmware and by performing the flash operation on your cell phone. That way you will restore the default state but also remove all data on your device and bring all settings to the factory state. Please be aware of the consequences and risks that may result from this process

You can download the Flashtool application from here:  FlashTool 64bit or FlashTool 32bit

You may watch the whole step by step instructions right here:

How to download firmware for SONY Xperia Tipo ST21a?

1.  You should have installed the Flashtool application with integrated XperiaFirm.
2.  Afterwards, open the Flashtool and click on XperiaFirm icon.
3.  On the left side, you should have the list of Sony Xperia Models.
4.  Scroll down and find your exact model.
5.  Then look for the firmware that suits you the most and click on it.
6.  Afterwards, tap on the number of software at the top right corner.
7.  As soon as the following window appears on the screen choose the Download operation.
8.  When the operation will be completed press OK button.
9.  Excellent! You just download the appropriate firmware for your device.

How to perform the flash operation in SONY Xperia Tipo ST21a?

1.  You should make sure, that you have installed the Flashtool application and downloaded the firmware for your device.
2.  Afterwards, open the Flashtool and click on a Lightning icon.
3.  When the Boot mode chooser pops up select Flash Mode and confirms by pressing OK.
4.  The following window should appear on the screen.
5.  Make sure that you have selected the appropriate firmware and Wipe Data option.
6.  If everything is correct click on the Flash button.
7.  When the Flashtool asks you to activate the Flash Mode do it.
8.  In most of the device, you should do it with your phone disconnected from the PC and switch off.
9.  Then hold down the Volume Down key and connect your phone to PC by using a micro-USB cable.
10.  Wait to complete the whole operation.
11.  When the Flash operation is finished, you can hold down the Power key to activate your phone.
12.  Well done! The pattern lock has just been removed.