Device got locked and when unlocking the screen become unreaponsive

Hello Arjya. To unlock your phone have a look at this article http://bit.ly/1MsrvwZ . If that doesn't help then please click on the following link http://bit.ly/1EC8H4H and fill out your details, select as android then the name of AVG Program that you installed in your mobile and in description explain about your issue completely and finally click on Email option. Our AVG mobile team will reply back to you via email with a resolution.

I changed my sim and the device got locked. now its not unlocking. The screen freezes and avg becomes unresponsive while unlocking. please help.

Hello Arjya. To unlock your phone have a look at this article http://bit.ly/1MsrvwZ . If that doesn't help then please click on the following link http://bit.ly/1EC8H4H and fill out your details, select as android then the name of AVG Program that you installed in your mobile and in description explain about your issue completely and finally click on Email option. Our AVG mobile team will reply back to you via email with a resolution.