In many cases, an update to your carrier’s voicemail app or settings can resolve the issue, but don’t forget to call your voicemail number to check if it is set up correctly. Once you’ve set up your voicemail, you’re free to switch off when you need to. There are other ways you can stay in contact, however.
It seems foolish to buy more hardware to record from the iPhone—the most advanced hardware in your pocket, if not your entire home. But the option exists.

Jun 30, 2014 · Problem:Â I was approached by a customer who asked me why his iPhone 5c wouldn’t ring even though he had, what looked to be, enough signal to receive a call. Â On the caller side, the phone would ring once and then go to voicemail. Â We tested and yes, it would ring sometimes and other times it would not.
Hello! Thanks for calling [LinkedPhone’s Customer Success Team]. We are currently helping other customers achieve their goals and want to do the same for you! Please leave a message with your name, number, and a brief description of how we can serve you. We promise to return your call [before close of business today]. In the interim, you can also check out our website at [linkedphone.com] for helpful answers to our most common requests. Thank you.