Friend recently I buy a Samsung Galaxy II from a Samsung mobile store. Every day I learn new thing to handle this phone. However, till yet I do not know how I will adjust my mobile volume control. Friend can you tell me how I will disable my ringer volume control at quick time. I know only to put my phone in silent mode but this vibration are irritating me I do not like vibration in mobile phone. So friend can you tell how I will control my mobile volume.