Everything New for Apple Calendar in iOS 27

First reported on 9to5mac on June 24, 2026.

Apple has added new features to the Calendar app in iOS 27. This update is expected to attract a large number of customers, potentially leading to issues with Apple Calendar and iOS 27 integration.

What it looks like

  • Apple Calendar issues
  • iOS 27 integration problems

How to fix it

  1. Update your iPhone to the latest version of iOS to ensure you have the newest features for Apple Calendar.
  2. Open the Apple Calendar app and explore the new features and settings available in iOS 27.
  3. Contact Apple Support if you encounter any issues with the Apple Calendar app or iOS 27 integration.

Affected products

  • Apple Calendar
  • iOS 27

Sources

Search terms covered: Apple Calendar iOS 27, Calendar app issues, iOS 27 integration