Dear David Jacobs Thank you for contacting FOBO and we are sorry for any inconvenience caused. Kindly do below troubleshooting steps one by one to solve the issue: 1. Logout and uninstall App Bike 2 App from your iPhone and iPad. 2. Reinstall FOBO Bike2 App from App Store and Login with your email again 3. Accept and allow all App permissions , specially turn on Bluetooth and location service for FOBO Bike 2 App . If you have not received again any expected audible alarm with notifications, please send us a log files of your Bike’s profile by going into App settings, then tap “Feedback” and send to fobo@salutica.com.my for investigating the issue. Please let us know how it goes and if you have any issue arise, you may revert to us for further assistance. Best Regards Amir Bayati FOBO Support Team