"Define dictionary sizes" dialog

This dialog can be invoked from Settings/Compression page. It allows to select dictionary sizes proposed in the drop down list associated with "Dictionary size" field in Archive name and parameters dialog.

"History entries" option defines the number of items previously entered by user and displayed at the top of list. You can set it to zero if you do not need to keep the history of manually entered dictionary sizes at all. If entered size is already present in the list, it is not added to history.

"Default" button sets predefined dictionary sizes to default values.