Using this app with your ChromaComfort exhaust fan you are able to create a custom personal color ambiance in your bathroom or other humidity-prone rooms. Control light settings (colored or white) and brightness, set timers, control the fan, or create scenes with your favorite colors, all this is possible with ChromaComfort™ A spa-like experience is only the tap of your screen away via this Bluetooth™ connected App. Compatible with Broan AER110RGBL, AERN110RGBL, SPK110RGBL, SPKN110RGBL, FG600RGB & FG800RGB for the US. And then AER110RGBLC, AERN110RGBLC, SPK110RGBL, SPKN110RGBL, FG600RGB & FG800RGB for Canada. Due to app enhancements, if a problem with the app is encountered after upgrading, follow these steps to update your app: 1. Unpair the fan from your phone Bluetooth settings. Note, this is different than disconnecting the fan from your Bluetooth, you must “forget” the device on your phone 2. Uninstall the Chromacomfort app 3. Reinstall the Chromacomfort app from the Google Play Store If you are experiencing any issues with your ChromaComfort™ App please visit https://www.broan-nutone.com/en-us/home/customer-service/chromacomfort-fan-led-light-faq or reach out to our technical support team in the US at 1-800-558-1711 or 1-800-567-3855 in Canada. The customer service team would be happy to help you resolve any issues you have with the App.