If your Hue smart button came with a Philips Hue starter kit, first set up your lights and Hue Bridge before configuring the Hue smart button.
Once ready to set up, you can begin setting up the Hue smart button:
1. Press and hold the Hue smart button for three seconds to activate the device.
2. In the Hue app, go to the Settings tab.
3. Tap Accessories.
4. Tap Add accessory.
Tap Hue smart plug and follow the on-screen instructions.