iOS passkey bluetooth
How does passkey popup come when connecting to the peripheral? Any reference code.
Mac mini, macOS 10.15
Make sure that your Bluetooth accessory and iOS or iPadOS device are close to each other. Turn your Bluetooth accessory off and back on again. Make sure that your Bluetooth accessory is on and fully charged or connected to power. If your accessory uses batteries, see if they need to be replaced.
If you can't connect a Bluetooth accessory to your iPhone, iPad