iTech Fusion funktioniert nicht

With Over-The-Air (OTA) support, your watch will always receive any updates to help keep you up-to-date with any new additions and improvements to the iTech Fusion app.  Enjoy your favorite sports/exercises while your watch keeps track of everything you need to stay informed and active.  Running, Football, Basketball, Outdoor Cycling, Golf, Tennis, Indoor Cycling, and Hiking are all supported by the iTech Fusion App.  FOR THE ACTIVE USER - The iTech Fusion app links to your phone’s notifications, alerting you without delay.  Check on the quality of your sleep and keep track of how many hours of rest you’re getting at bedtime.  CONNECTED GPS - Follow along with custom created routes, or just keep track of where you've been and where you're going!  Alarm, Calorie Tracker, Camera Remote, Find My Device, Heart Rate Tracker, Music Player, Pedometer, Stopwatch, Weather, and SO MUCH MORE!  CUSTOM WATCH FACE - Use the custom watch face portion of the app to showcase your partner, child or pet on your full touchscreen display.  IP67 WATER RESISTANT - Trust that your favorite smartwatch will be protected rain or shine!  This app is ONLY compatible with the iTech Fusion Smartwatch.  MULTI-SPORTS MODE - This state of the art feature can accurately measure your fitness gains from your favorite activities.  All iTech Wearable devices are exclusively available only at Walmart.  MOTIVATION YOU NEED - The Sedentary Reminder gives you the push you need to get back up and going!  Keep your loved ones close by dedicating your smartwatch just to them.  EXTENDED BATTERY LIFE - Never miss a beat with a standby battery life of up to 30 days!  We hope you enjoy your new favorite smart companion!