IPhone 4S rings once then goes to voicemail? When people try to call me sometimes my phone rings once, then goes to voicemail and sometimes doesn't ring at all. They have to call me at least 2-3 times before it actually works.
3.) Dies ist die Mailbox von Herrn Mustermann. Bitte hinterlassen Sie eine Nachricht oder versuchen Sie uns unter dieser Nummer später nochmals anzurufen. Wir danken für Ihr Verständnis.

All of these questions are pertinent to their call, and it’s important that you answer any that is relevant to your specific situation. Make sure not to drag on too long going through all of the info.
Android phones can access voicemail by holding down the 1 key on the dial pad until the phone dials your 10-digit phone number. You will automatically connect to your mailbox and be prompted to enter your temporary password; this password is the last 4 digits of your phone number followed by the # key. Start the Google Voice app. Tap the three horizontal lines at the top left of the screen (sometimes called a hamburger menu), and then tap “Settings.” In the Voicemail section, tap “Voicemail greeting.” Tap “Record a greeting.” How do I access my voicemail? To call your voicemail on an Android phone, simply open your phone’s dial pad and hold your finger down on the “1” key. You can also call your voicemail from a different phone by calling your own number and tapping the pound key. How do you check your voicemail?