In the Accessories Page, tap the + button on the upper right corner.
Choose Philips Hue at the bottom.
Follow the instructions in the app, which are:
1. Make sure the Hue bridge is powered on and connected to the same Wi-Fi network of the K1 Hub.
Important: Make sure both the K1 and the Philips Hue bridge are connected directly to the router and not to any additional access point.
2. Press the button on the Philips Hue bridge.
3. Press the search button in the app.
Note: One K1 Hub is only able to connect to one Philips Hue bridge.