PDF Compatibility

PDF Compatibility

PDF Compatibility is key to PDF creation, which decides whether your created PDF file can be opened by Adobe Acrobat Reader software. Different versions of Adobe Acrobat Reader support differnt PDF standard. Compatibility is often stressed by publisher and publishing institutions.

PDF Standard                 Adobe Acroabt Reader

Ver 1.2                                Version 3.x

Ver 1.3                                Version 4.x

Ver 1.4                                Version 5.x

Ver 1.5                                Version 6.x

Ver 1.6                                Version 7.x

Ver 1.7                                Version 8.x

Ver 1.8                                Version 9.x

For example, PDF v1.4 standard PDF can be handled by Adobe Acrobat Reader 5.x and 6.x, however, there might be problems for Adobe Acrobat Reader 4.x to open and display it correctly.

To adjust the settings for PDF Compatibility, you should, after selecting the printer named "PDF4U Adobe PDF Creator", click the "Properties" or "Property" button, and you will see the following dialog,

Then, you may click "Printing Preferences..." and switch to the third tab, you will see,

Either PDF v1.4 or PDF v1.3 can be selected. Other PDF standards are less common used.

NOTE: The "PDF Automatic Output" feature is only available in PDF4U Pro and PDF4U TSE