Change Default Calendar Mac. To save new calendar invites that arrive in your inbox to a calendar other than calendar, you can change the default calendar in outlook for mac. The calendar user guide indicates you can change the default calendar used for meeting invites.

Open outlook on your mac by clicking on the outlook icon in the dock or by. Based on your description, i have a general understanding of your problem, in general actually the default calendar in outlook is determined by the default account in your.