Office 365 Calendar Not Syncing With Outlook 2025 Mac. Hello, we have a unique situation in our office. Here are 7 best ways to fix outlook for mac not syncing error conveniently.

If yes make sure her mac is not trying to sync the calendar with icloud. If event first created from apple calendar and it doesn’t sync with outlook calendar, check with change your outlook for mac version from new version to legacy/old outlook for mac and vice versa to see if it makes any difference.