This toolbar appears when you select View } Process Library Toolbar from the applications main menu or if you select the “Process Library Toolbar” from the menu that appears when your right-click on any toolbar or menu bar of the application.
As shown on the toolbar picture above, from this toolbar you can do the following:
1. 
Show / hide the process library interface.
2. 
View the contents of the process library.
3. 
Search the contents of the process library.
4. 
Initiate the process library syncing
5. 
Abort the process library syncing (active only when syncing is in progress).
6. 
Show any issues encountered during syncing (active only if errors were recorded).
7. 
Clean up the process database (rid of any half-finished tables in case the syncing process was aborted or unexpectedly terminated due to errors encountered during syncing).