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Preview can convert between image formats it can export to BMP, JP2, JPEG, PDF, PICT, PNG, SGI, TGA, and TIFF.

Preview can directly access image scanners supported by macOS and import images from the scanner. PDF and image documents can also be supplied with keywords, and are then automatically indexed using macOS's system-wide Spotlight search engine. When annotating images, Preview uses vector shapes and text until the image is rasterized to JPEG, PNG or another bitmap format. Preview offers basic image correction tools using Core Image processing technology implemented in macOS, and other features like shape extraction, color extraction, cropping, and rotation tools. PDF files), sort pages, and drag & drop single or multiple pages between several opened multi-page documents, or into other applications, such as attaching to an opened email message. Some features which are otherwise only available in professional PDF editing software are provided by Preview: It is possible to extract single pages out of multi-page documents (e.g. The "edit button" allows options to insert shapes, lines, do cropping, and among other things. A new "edit button" where the picture can be edited is introduced in Version 7. However, encrypted PDFs cannot be edited further, so the original author should always keep an unencrypted version. Preview can encrypt PDF documents, and restrict their use for example, it is possible to save an encrypted PDF so that a password is required to copy data from the document, or to print it. As of OS X 10.4 ( Tiger), Preview lost playback functionality and animated GIF files are displayed as individual frames in a numbered sequence. The version of Preview included with OS X 10.3 ( Panther) could play animated GIF images, for which an optional button could be added to the toolbar. ps files by dragging them into the printer queue. However, this functionality was removed in macOS Ventura, although users can continue to print. In macOS Monterey and earlier, Preview supported the display of EPS and PostScript documents using on-the-fly conversion to PDF format. TIF (TIFF) – Tagged Image File Format files.RAD – Radiance 3D Scene Description files.PDF – Portable Document Format version 1.5 + some additional features.JPEG – Joint Photographic Experts Group files.GIF – Graphics Interchange Format files.CR2 – Raw image file used by Canon cameras.AI – Adobe Illustrator artwork files (if PDF content included in file).