2021.1

Digital Signature
l Alias: The user-defined alias for the signature.
The table allows the following options:
l
Add Keystore: opens the "Keystore" on page1194 dialog for adding a
Digital signature Keystore.
Digital signatures require a Keystore, so initially only the Add Keystore
option will be available.
l Add Signature button only becomes active once a Keystore has been
added. Selecting this option opens the PDF Signature dialog for adding a
new PDF signature to the Keystore.
l
Edit: Click to edit the currently selected item. Either the Keystore or PDF
Signature.
l
Delete: Click to delete the currently selected item. Deleting the Keystore
will also delete the associated Signature.
Optimize
Use the options in this tab to optimize the PDFoutput.
l Optimize Images selection:Select to enable optimization of images, with
different settings available for Color Images, Grey Images and Monochrome
Images.
Each of the image types share the same basic options, with individual options
tailored to the selected Image type also available.
The options are:
l Compression:Select what compression to use, if any.
The default option is to Retain Existing settings, which disallows any
further alteration of compression for this Image type.
l Download Filter: This choice becomes available only when a
Compression type other than Retain Existing is selected.
Select which Download Filter to use, if one is to be used. The default is to
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