
If your device can't fully view, edit, or duplicate HEIF or HEVC media in iCloud Photos, or displays it at a lower resolution, upgrade to iOS 11 or later or macOS High Sierra or later. If sharing this media via iCloud Photos, the media is preserved in its original format, resolution, and frame rate.
To return to using the space-saving HEIF and HEVC formats, choose High Efficiency.
All new photos and videos will now use JPEG or H.264 format. Tap Most Compatible. This setting is available only on devices that can capture media in HEIF or HEVC format, and only when using iOS 11 or later. Though capturing in HEIF and HEVC format is recommended, you can set these devices to capture media using the older formats, which are more broadly compatible with other devices and operating systems: Learn how to identify your iPhone model or iPad model. iPad Pro (10.5 inch), iPad Pro (11 inch), and iPad Pro 12.9-inch (2nd generation) or later. When using iOS 11 or later, the following devices can capture media in HEIF or HEVC format. Other devices can view, edit, or duplicate this media with limitations, if using iOS 11 or later or macOS High Sierra or later.