Please ensure your mobile device has access to internet and DOOR PHONE function is enabled. You can check whether You can test your internet connection by connecting to a website with browser on your mobile device. Please refer to receive an video intercom call on KONE Flow app and for detailed instruction on enable or disable door phone call function . If issue persists, please contact your facility manager.
Please make sure your phone can make or receive normal phone calls. If not, please contact your carrier to make sure that there isn't any service outages or account issue. You may also want to check your mobile device manual to ensure settings such as Airplane Mode or phone forwarding are configured correctly to be able to receive calls.
If issue persists, please contact your facility manager to check intercom status on your site.
Please check your mobile device has internet connection. You can test internet connection in your mobile device's browser. For detailed instruction, please refer to open doors during an intercom call.
If internet connection works fine on your mobile device but issue persists, please contact your facility manager.