Change voicemail greeting on Teams Phones
Change voicemail greeting on Teams desktop app
Click on … next your profile picture in the top right corner
Now click on Settings
Under the Calls tab, click the button for Configure Voicemail
Here you can record a greeting, type a greeting, and select your call answering rules.
Change voicemail greeting on a physical Teams phone
From the Home screen, select your profile picture in the top left corner.
Now select Settings.
Select the Calling section, then Change voicemail greetings.
This will begin a call with the voicemail menu to update the greeting. Follow the instructions provided by the call.