Master or shared key doesn’t respond (iOS10/11)
Read the folowing article first (iOS11 users): iOS 11 communication issues
When you have a master /shared key, but not connected to the device please do the following:
Switch off then on the iPhone’s Bluetooth
How To Turn On Bluetooth In The Settings App
– Open the Settings app.
– Tap Bluetooth to open the Bluetooth menu.
– If the switch next to Bluetooth is green, then Bluetooth is already turned on.
– If the switch next to Bluetooth is gray, tap the switch with your finger to turn Bluetooth on.
How To Turn On Bluetooth In Control Center
– Use your finger to swipe up from below the screen to open Control Center.
– To turn on Bluetooth, tap the Bluetooth icon Bluetooth Icon, which looks like a “B” made of triangles. If the icon is highlighted in blue, then Bluetooth is already turned on.
How To Turn On Bluetooth Using Siri
– Open Siri by pressing and holding the Home button until Siri appears, or say, “Hey Siri.”
– Say, “Turn on Bluetooth.” Siri will tell you if Bluetooth is already turned on.
Force quit app the start it again
– Double-click the Home button to see your most recently used apps.
– Swipe right or left to find the app that you want to close.
– Swipe up on the app’s preview to close the app.
Always use the latest iOS and Smart Key application
If the above solutions do not work, please power down the Smart Gate device for a few minutes and turn Your iPhone Off And Back On. When you turn off your iPhone, the operating system shuts down all the little background programs that keep your iPhone running. When you turn your iPhone back on, all those little background programs start fresh, and sometimes that’s enough to fix a simple software glitch.