HomeKit accessories are things such as lights, thermostats, and locks that you deploy around your home.
This indicates that you’re free to connect and control the accessory with your Home app.
(To learn more about HomeKit, seeEverything it’s crucial that you Know About Apple HomeKit.)

To add a gear, open your Home app and tap+in the upper right corner, then tapAdd accessory.
Some devices require an additional bridge to get to work with HomeKit.
In some cases, you use a manufacturers app to add an accessory.

Tap on the displayed square in the Home app to access additional controls.
Tap a thermostat, then adjust the temperature control range.
Tap a light, then adjust a slider to control brightness, adjust color, or other parameters.

You may then apply a command to every item in the room.
For example, you might add four different lights into a Room named “Living Room.”
Or, you might identify that you have lights, outlets, and a fan in your home office.

(Learn more about rooms and scenes inGetting Started with Apple HomeKit Devices.)
you’ve got the option to also make adjustments to sets of Home accessories.
Home App Automation
Automation allows you to program certain things to occur automatically.

Depending on your security choices and options, you also may be able to remotely control door locks.
The app also serves as a way to update Hue machine firmware.
Third-party apps often sync data with the Home app.