Adobe 22002484 User Guide - Page 102

USING ACROBAT 9 STANDARD 97 Creating PDFs Generally, unless there's a specific need for backward compatibility, use the most recent version (in this case, version 1.7). The latest version includes all the newest features and functionality. However, if you're creating documents that will be distributed widely, consider choosing Acrobat 6.0 (PDF 1.5) or Acrobat 7.0 (PDF 1.6). Using one of these versions ensures that all users can view and print the document. The following table compares some of the functionality in PDFs created using the different compatibility settings. Acrobat 4.0 (PDF 1.3) Acrobat 5.0 (PDF 1.4) Acrobat 6.0 (PDF 1.5) Acrobat 7.0 (PDF 1.6), and Acrobat 8 and Acrobat 9 (PDF 1.7) PDFs can be opened with Acrobat 3.0 and Acrobat Reader 3.0 and later. PDFs can be opened with Acrobat 3.0 and Acrobat Reader 3.0 and later. However, features specific to later versions are sometimes lost or not viewable. Most PDFs can be opened with Acrobat 4.0 and Acrobat Reader 4.0 and later. However, features specific to later versions are sometimes lost or not viewable. Most PDFs can be opened with Acrobat 4.0 and Acrobat Reader 4.0 and later. However, features specific to later versions are sometimes lost or not viewable. Cannot contain artwork that uses live transparency effects. Any transparency must be flattened before converting to PDF 1.3. Supports the use of live transparency in artwork. (The Acrobat Distiller feature flattens transparency.) Supports the use of live transparency in artwork. (The Acrobat Distiller feature flattens transparency.) Supports the use of live transparency in artwork. (The Acrobat Distiller feature flattens transparency.) Layers are not supported. Layers are not supported. Preserves layers when creating PDFs from applications that support the generation of layered PDF documents, such as Illustrator CS and later or InDesign CS and later. Preserves layers when creating PDFs from applications that support the generation of layered PDF documents, such as Illustrator CS and later or InDesign CS and later. DeviceN color space with eight colorants is supported. DeviceN color space with eight colorants is supported. DeviceN color space with up to 31 colorants is supported. DeviceN color space with up to 31 colorants is supported. Multibyte fonts can be embedded. (Distiller converts the fonts when embedding.) Multibyte fonts can be embedded. Multibyte fonts can be embedded. Multibyte fonts can be embedded. 40-bit RC4 security supported. 128-bit RC4 security supported. 128-bit RC4 security supported. 128-bit RC4 and 128-bit AES (Advanced Encryption Standard) security supported. Share custom PDF settings You can save and reuse your own Adobe PDF preset definitions. You can also share a custom preset by sending a copy of the resulting file to other users. Those users can then add it to the Distiller applications installed on their own computers. Note: PDF settings files have the extension .joboptions. Custom preset files are stored in (Windows) Documents and Settings/[username]/Application Data/Adobe/Adobe PDF/Settings, (Vista) Users/[username]/AppData/Roaming/Adobe/Adobe PDF/Settings, or (Mac OS) User/[username]/Library/Application Support/Adobe/Adobe PDF/Settings. ❖ To add a custom PDF settings file to the menu, do one of the following: • Drag the .joboptions file onto the Distiller window. Last updated 9/30/2011