Unfortunately, there’s no built-in button in your iPhone’s phone app for recording calls. Instead, you’ll have to use a third-party app or service or use a clever workaround.
2. Once there, tap on "Greeting" in the top-left corner. Your iPhone will take a few moments to fetch and load your current voicemail greeting, which you can play using the controls in the middle of the page.

There was a time once we were mad for the funny voicemail greetings, creative voicemail greetings, it seems like that time has gone, now everyone leaves WhatsApp and iMessage instead of voicemails. For the exceptions, we have prepared this article to set up custom voicemail greetings on iOS with some sample Voicemail Greeting messages for iPhone, which takes almost less than two minutes if you correctly follow the steps. Undoubtedly, many professionals still actively use the voicemail feature for office purposes.
When you’re looking for a job, a good rule of thumb is to answer your phone as often as you can. You never know when a recruiter might be calling to set up an in-person meeting, or conduct a phone interview.