Click the Inspect button at the top-left of the Master panel to expand the Options panel.
1. Selecting the language
Click on the desired language(s) in the Language(s) field to compare the file against one or more standard dictionaries.
To select more than one language at a time, press CTRL on your keyboard while selecting the languages needed.
2. Inspecting multi-page documents
If a multi-page file is loaded, the Select Page(s) field appears. Click on the desired page to select it for inspection.
There is no limit to the number of pages that can be inspected, but larger amounts of pages take longer to inspect.
Click Start Inspection (3) once all applicable inspection options have been set.