使用蓝牙键盘时，离子输入失去焦点

I am working on entering text with Hardware keyboard(Bluetooth connected) connected to iPhone(iOS 9 and iOS 10) in Ionic 3. While entering, The input is losing its focus and even if i try to enter again, It is not taking any input from keyboard. This hardware keyboard is working well in Android phone but not in iOS.I am working on entering text with Hardware key