Select the level of access you want to give to this person.Click Contacts, then right-click the person's profile image and select Change Privacy Relationship.Change the access levels for your contacts.There are two ways to control who can see your presence. You may log into Skype for Business on a Windows computer and make these changes. The Mac client does not yet have the ability to adjust who can see your presence. Limit access to your presence information Note: To revert from a manual status change and have Skype for Business automatically update your status, click the presence status menu and click Automatic.
Presence lets other people see at a glance whether you and your contacts are currently available. Return to Skype for Business – Mac Resources Presence