The power button on an apple iPad 4 is used to switch it on or off. A not working and poorly responding power button means having trouble while using it. If home button of your iPad4 is not working properly then either get it repair or replaced. The choose a team of experienced technicians do visit us at JLT Dubai or make us a call at 04 4211494 to avail our free pick and drop service. Our team of technicians ensures you original parts and trustworthy fixation.