iOS 26 breaks search functionality in the Calendar app for some iPhone users, according to comments from affected users across the Apple Support Community, Reddit, X, Facebook, and other online discussion platforms.

The issue is affecting many iPhone models, ranging from the iPhone 13 mini to the iPhone 17 Pro, and it has not been fixed in the first iOS 26.1 beta version.

Affected users attempt to search for an existing calendar event, but no results are found.

The problem does not impact all iPhone…