The HEIF Image Extension enables Windows to read and write files that use the High Efficiency Image File (HEIF) format.

A video extension package must also be installed in order to view images that are stored in the HEIF file.

The HEVC Video Extensions package must be installed in order to view images stored in HEIF files that use the .heic, .hif or .heif file extensions.

The AV1 Video Extension package must be installed in order to view images stored in HEIF files that use the .avif file extension.