Placing a call on hold enables you to pause an active call while you do something else. When you tap the hold icon to place a call on hold, the icon changes to display a solid white background. This also disables the transfer icon. While a call is on hold, that person will hear silence unless hold music has been setup for your Mitel CloudLink account.
Hold Options
While a call is on hold, you can do the following:
If you navigate away from the active call screen to access a different area of the MiVoice Office app or another app on your mobile phone, a Return to call bar appears at the top of every screen. Just tap this bar to return to the active call screen.