iPad Air 2 wifi+cellular won't download iOS 11
I bought new iPad Air 2 16gb wifi+cellular now it's working fine on iOS 8 but when I try to update latest software update it won't . when I tap on "download and install " button it didn't response. No download status appeares. I change wifi network/ reset iPad but still same issue.
please help
iPad Air 2 WiFi, Cellular, iOS 8.3, 16gb