how to unlock android phone's password or pattern

Android is one of the most popular mobile operating system. Because it is easy to use operating system. And It provides privacy to user by protecting their data by means of password or using patterns. Many android phone users take this advantage to protect their data using password or patterns. But what happens when they forget password or pattern.?
 
 

If you are one of them who forget your password? Here with this trick you will know how to unlock android phone's password or pattern. Follow simple steps to unlock your android phone' password or pattern.

• First of all Power Off your device. 
• After this just press up volume key and hold it. 
• Now press the power button and hold it. 
• It will start a secret terminal. 
• Then use home button for go up and down. 
• Then choose option DELETE ALL USER DATA. 
• It will take some time, and your android phone is unlocked.

That's all, you successfully unlocked your android phone password and pattern.
 
Note : By using trick you will loose your phone's user data and all system files are reset to default, use this trick AT YOUR OWN RISK