Ipad Air 2 Not Charging After Update. At that point you can let go. Sure sometimes its a hardware problem with the Lightning or USB-C connector or the battery but often enough its a software issue that a few simple steps can fix.
Update iPad OS to Get Supported with Apple Pencil. Rest your poorly iPad on top with charger cable in and screen facing upwards leave for 15 mins then BOOM. Turn the iPad upside down and shine a flashlight into the port.
Make sure that everything is plugged in firmly free of debris and not damaged.
At that point you can let go. Go to Settings Bluetooth My Devices and check if it appears in the Devices list. Press both the Home and SleepWake buttons at the top of the screen for at least 10 seconds until you see the Apple logo. After that click on Device icon and then go to the Summary tab.