Question marked as Top-ranking reply User profile for user: 6x6 6x6 User level: Level 6 17,090 points Dec 16, 2021 10:45 AM in response to ari124 On your Mac, go to System Preferences, click Apple ID, click iCloud and activate Calendar. On your iPhone, tap Settings, tap your name, tap iCloud and activate Calendar. Show more Less Upvote if this is a helpful reply Downvote if this reply isn’t helpful Reply Link