Troubleshooting

You open the Philips Hue app and one light has suddenly gone grey or shows Unreachable. The other…

Your old router dies, you upgrade to a faster mesh system, or your internet company installs new equipment.…

You put the smart bulb into pairing mode, open the app, select your home WiFi, and then setup…

You scan the Matter QR code, start adding the new smart bulb, sensor, switch, or plug, and setup…

The power comes back, your regular lights start working again, but one smart switch stays offline. You can…

You switch the light off, walk away, and a few minutes or hours later it is glowing again.…

Your smart bulb turns on perfectly from its own app, but Alexa says it is unresponsive, offline, or…

Matter bulb dropping offline every few hours? Here's what's actually causing it in 2026 — Thread border router…

Smart switch stuck blinking, refusing to pair, or dropping off the network? These are the 7 fixes that…

With over 4,000 Matter-certified devices now on the market, we did a full audit of every Matter device…