Corel PHOTO-PAINT 2026 Help | Adobe Portable Document Format (PDF)

Adobe Portable Document Format (PDF)

Adobe Portable Document Format (PDF) technical notes

The Adobe Portable Document Format (PDF) is a file format designed to preserve fonts, images, graphics, and formatting of an original file. Using Adobe Reader and Adobe Acrobat, a PDF file can be viewed, shared, and printed by macOS, Windows, and UNIX users.

You can save a file in the PDF format. For more information, see Export to PDF.

Adobe Portable Document Format (PDF) technical notes

Publishing a PDF file

• Embedded 3D models are exported as embedded interactive 3D objects. If a document contains a 3D model, click Settings in the Publish to PDF dialog box, and choose Acrobat 9.0 or higher from the Compatibility list box to ensure that the 3D model is interactive in PDF readers.

• Color channels created in Corel PHOTO-PAINT are preserved.

• Transparency applied to text and graphics is preserved.

• Character attributes of text, including OpenType features, are preserved.

• DeviceN color spaces may be converted to RGB or CMYK processed colors in the imported file, depending on the file content.

• Layers are preserved in files created with Adobe Acrobat 6 and later.

• Xform objects, headers and footers are converted to symbols.

• Symbols are preserved when PDF files created with version 1.3 or later undergo round-tripping.