In Australian English it’s pronounced with the vowel /a:/ like in ‘part’. Problems arise when people use the /ʌ/ vowel (like in ‘up’) instead of /æ/ or /a:/. If you do this is will sound like the worst swear word in English. Many non-native speakers often pronounce the vowel /æ/ more like /ʌ/ because they don’t have a vowel like /æ/ in their first language. Many speakers of European languages will do this (Spanish speakers and Italian speakers) and also speakers of Japanese and Korean. This problem with /æ/ also means that if you say the word ‘back’ in your voicemail greeting sample, you are likely to pronounce it more like ‘buck’. remember to pronounce word endings in English. Check you aren’t dropping any endings off or mispronouncing them.
Open Phone → Make sure you are on Keypad → Press and hold the number 1 for a few seconds. It will call your voicemail; You can check your voicemails here. 3. Force close and reopen the Phone app. To force close Phone, on iPhone X and later swipe up until you see the apps in task view, then swipe up again on Phone.

The alternative is simple: Provide in your voice message a phone number and refer the caller to an assistant, a colleague, a cell number—any way of expediting their quest. Help your caller to reach someone who can, in your absence, be helpful and succeed in keeping the business. And remember to update your voicemail message when appropriate.
Voicemails that simply say, “call me” are irritating at best. If the recipient of your messages tends to fall into the trap listed in the previous point, tell him or her, “When you return my call, please leave a message on my voicemail to let me know the status of the project if I’m not able to pick up the phone.”