# Executing PDF Optimization Plug-in

This topic describes how to optimize PDF document by using the PDF optimization plug-in.
Procedure
1.
Select a PDF document in Desk, then click the [PDF Optimization] plug-in button in the toolbar or the task toolbar.
The [Optimizing PDF] dialog box appears.
If the processing time is very short, the [Optimizing PDF] dialog box may not appear.
The optimized PDF document is stored in the workspace. The name of the file is created by appending a number to the original name.
Original PDF document remains as it is without being changed.