App updates can sometimes be delayed due to internet and communication to Smart Hub.
Make sure that all notifications are turned on in the app settings and device settings, then find “My Service” in the side menu of the main page and check to ensure “Push message” is also turned on.
Supported: WiFi, Bluetooth, Amazon Alexa. Not Supported: Zigbee, Zwave, Samsung Smartthings, IFTTT Coming soon: Google Home, Apple Homekit