JXR is legacy and read-only here
JXR (JPEG XR) is a Microsoft high-dynamic-range format with little support outside Windows. It can usually be opened and converted from, but it's long obsolete, so there's no modern encoder to create new JXR files.
Looking for AVIF to JXR? Here's why JXR isn't an output option — and the modern formats to use.
We don't create JXR files — it's a legacy format that's effectively read-only. Here's what to convert to instead.
JXR (JPEG XR) is a Microsoft high-dynamic-range format with little support outside Windows. It can usually be opened and converted from, but it's long obsolete, so there's no modern encoder to create new JXR files.
For a file that opens everywhere, convert your AVIF to PNG, JPG or TIFF instead.
AVIF is a next-generation format based on the AV1 codec, delivering far smaller files than JPEG or WEBP at the same quality, with transparency and HDR.
How to open AVIF opens in modern browsers (Chrome, Firefox, Safari) and recent editors.
Full AVIF format guideJXR (JPEG XR) is a high-dynamic-range format with better compression than JPEG, used in some Windows and HDR workflows.
How to open JXR opens in Windows Photo Viewer; convert to JPG/PNG for universal use.
Full JXR format guide