olm file to the new one (see the Apple web site for instructions).
If moving from one Mac to another, transfer the. olm file and note the location where you save that file. olm file because you'll need it during the import process.Įxport your Outlook for Mac email messages, contacts, calendar items, tasks, and notes to a. If you're moving from one Mac to another or upgrading from Outlook for Mac 2011 to Outlook 2016 for Mac or Outlook 2019 for Mac, export your email messages, contacts, calendar items, tasks, and notes to a. olm file is the data file used by Outlook for Mac to archive your email messages, contacts, calendar items, tasks, and notes.