Trick to open pattern lock of any android mobile 


TRICK 1:-

First method includes a simple way of logging in to your Google account and then getting RID of that lock pattern.This is easiest and most recommended way of unlocking your device.

STEP 1 :- Enter wrong pattern ..  more then 5 times..

STEP 2:-  After wrong attempt they show google login page

So if you have entered wrong pattern for 5 times and then if it is showing you the Forgot Lock Pattern option, then you can log in through your Google account and bypass the lock pattern system on your device.



TRICK 2:- Unlock Lock Pattern Using Command Prompt


If you have forgotten your email too and unable to log in to your google account then the second method could be handy that includes executing few lines of script in command prompt which will allow you to write any pattern and to get into your OS . As this method includes use of command lines , so it is not that user friendly but it is the most effective way for sure. It involves a few steps :

Step 1: Connect your Android Phone to Your Computer.

Step 2 : Open command prompt as administrator.

Step 3 : Now in command prompt window type the following code carefully exactly as it is and then press  enter.



adb shell
cd /data/data/com.android.providers.settings/databases
sqlite3 settings.db
update system set value=0 where name='lock_pattern_autolock';
update system set value=0 where name='lockscreen.lockedoutpermanently';

.quit


Step 4 : Now you will some screen of command prompt and then you can reboot your phone and now when your will start again then try unlocking your phone using any random lock pattern and it will work pretty fine.


Step 5 : If you face any problem repeat same steps but instead of the above code try using adb shell rm /data/system/gesture.key and then press enter and now try rebooting your device to see if it works.

TRICK 3:-Unlock Using Hard Reset Option


Hard Reset is an inbuilt feature of android phones and tablets and every device has it. This method will unlock your device but will remove all user's data and settings as well. You should use this method when none of the above methods work for you and you need to unlock your device urgently. This will remove only the data from phone memory and not from the SD card available in phone.


It involves a few steps to unlock device :



Step 1 : Switch off your phone.

Step 2 : Now while turning your phone on 
 you need to press some specific combination of keys. Generally it is volume up + power button in many of the android devices so try them first
If they don't work for you so here are list of some popular device combination keys or else better way is to google it.
Nexus 7 - Volume Up + Volume Down + Power.
Samsung Galaxy S3 - Volume Up + Home + Power.
Motorola Droid X - Home + Power .

Step 3 :Now when your phone starts up and you see the logo of your phone , leave the power but continue holding the volume up button until you see android recovery screen.

you will see some screen like shown above. Just navigate to wipe data/factory reset using volume keys and then press Power button to select it.

Step 4 : You will see a screen as shown below :

Step 5 : After you reach to Yes option , select it by using power switch and then it will erase all data on your phone and will unlock it and so ready to be used once again .


So these were possibly all methods for unlocking Android device and to Bypass the pattern lock of android device but if you know any other methods so please do comment below and I will add your method too .

- See more at:
 http://www.allmobiletricks.com/2013/09/How-to-Bypass-Android-Lock-Pattern.html#sthash.1PCvMJxP.dpuf