Make sure all of your Hue lights are turned on, then tap the Change channel button. Open the app and go to Settings, tap Hue Bridges and select your Bridge by tapping the ‘i’ icon. To fix this you need to change the channel used.
Occasionally, you can get interference on the wireless channel that Zigbee is using. Zigbee operates on the 2.4GHz band alongside Wi-Fi. Related: Which Philips Hue bulbs should I buy? 3. Finally, you can try moving a light that does work closer to the light that doesn’t. To operate a house, and garden office from a single Hue Bridge, we have bulbs installed in light fittings outside the house and externally on the office wall: this gives us enough network to cover everything.
Next, you can install additional Hue bulbs. Placing it centrally in your home will give you the best coverage. First, you can try moving the Hue Bridge. If you find that bulbs furthest from the Hue Bridge aren’t working, network range could be an issue. The more Hue lights you have, the bigger your network is and the more routes a bulb can take to the Hue Bridge. Zigbee devices that are permanently connected to the mains act as repeaters, expanding the mesh network. This is so that the Hue bulbs can be used like normal light bulbs should anything go seriously wrong and you can’t get app or remote control.įor the LED light strip, you need to turn it on at the plug and make sure that the power box is connected to the light strip. To fix this problem, just flick the light switch back on: the bulb will come on at max brightness in warm white mode. It can take a while for this to show in the app, but the bulb will eventually show as unreachable. If someone has turned off the main light switch, the bulb will be physically turned off and won’t get power any more. The intelligence to dim the bulb, change colour and the like is built into the bulbs, which respond to wireless commands. Check the light switchįor Hue bulbs to operate they have to be turned on at the main light switch permanently.
There are a few things to check to get them working again. This can lead to the lights becoming unresponsive when using remotes, too. Unlike other Wi-Fi-based lights, you can definitely replace your ordinary dumb bulbs with Philips ones, using the wireless switch, app, or voice control to turn them on and off. However, as Philips Hue bulbs use the Zigbee wireless protocol, you can get some issues with it, including the Hue lights unreachable error, with the bulbs not displaying properly in the app. Philips Hue lights are incredibly reliable in our experience.