Windows users switching to Apple macOS can easily export their local email database from MS Outlook to Apple Mail. By converting Outlook PST file to MBOX file and then importing MBOX files folder in Apple Mail, you can access all emails and other data in your new MacBook.
vMail PST to MBOX Converter is one of the best software to directly converting PST file to MBOX. This tool exports all emails, contacts, calendar, tasks, notes, journals, etc from PST file to a new folder containing all different mailboxes with each email in a separate mbox file, contacts and other folders. There is no risk of data loss while using this tool and you can recover and convert the unlimited size of PST data to MBOX.
Read More-Export Outlook PST to Apple Mail