RC Phone funktioniert nicht

Manage your phone system directly from your iPhone and take your business calls, voice messages, business text messages ***, and faxes—anywhere. - Show your RingCentral business number as your Caller ID when you make calls. - Business text messaging to send and receive text messages with your RC local number. - Department messaging to send and receive text messages to department members. - Make VoIP calls over Wi-Fi without using your carrier minutes. - Use VoIP calling to make local calls to your home country while traveling internationally. - VoIP calls can be received directly on this app by turning ON the option in Settings.  If the call is not answered on the app, it will ring other numbers based on the forwarding rules. - Keep all your business voicemails and faxes separate from your personal messages. - See who left a message, forward messages, and tap to return calls with Visual Voicemail. - Send and receive faxes, by accessing photos, email attachments, and cloud storage such as Dropbox and Box. - View call time, date, and duration, and return calls directly from your RingCentral call logs. - Receive push notifications for incoming messages. - Access your company extensions as a contact group.  Extension-to-extension messaging is available for all RingCentral Office customers. **** You must enable the option to notify your Softphone and Smartphone in your extension's "Call Handling & Forwarding" menu.  Please check with your mobile carrier. ** RingOut is not available for the iPad and iPod Touch. *** Business text messaging is currently available for Office customers.  Download the RingCentral Phone app for iPhone and iPad — the essential application to your RingCentral business phone system.  SMS is only available for RingCentral U. S. and Canada Office customers.  We suggest you set it to a minimum of 8 rings. ***** Currently available on select RingCentral Office plans.  IMPORTANT: RingCentral Phone for iPhone and iPad requires an existing RingCentral account. 1.  Call quality may be affected when using VoIP outside of the U. S, Canada, U. K. or RingCentral® Global Office™ supported countries. 3.  International and roaming charges from your mobile carrier may apply when using RingOut outside of your home country.  Emergency calling will not work outside of the U. S. , Canada or U. K.. 2.  Tell us what you think at rcmobilefeedback@ringcentral.