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JPEG is only available for secondary external editors, as some (rare!) editing programs are unable to work with TIFF or PSD files. Some plug-ins, such as On1 software, prefer PSD format. However, it’s generally considered an older format now, so even Adobe are recommending TIFFs instead of PSD files now. It’s well supported by other applications, as long as you check Maximize Compatibility. ZIP compression is a good choice for most current external editors. It’s generally considered the best choice for external edits. TIFF is publicly documented, more efficient when updating metadata, compatible with a wide range of software, and can contain almost everything that PSD’s do. The first pop-up, File Format, determines the file type that’s passed to the external editor. (You’ll find Update and Delete in the same pop-up, if you want to clean up old external editor presets.) In the Preset pop-up, select Save Settings as New Preset and give your editor a name.
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If your software is fully color-managed, select ProPhoto RGB.
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We’ll go into more detail below, but TIFF is a good choice for file format, and 8-bit vs.
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If Photoshop is installed, it should automatically be available under the Photo menu > Edit In or in the right-click menu.
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