To pause a Find Full Text operation, right-click on the Searching group to display a context-sensitive menu, and select "Pause finding full text". Full text that has been retrieved until that point is already saved in the library.
To resume a paused Find Full Text operation, right-click on the Searching group and select "Resume finding full text".
To stop a Find Full Text operation, right-click on the Searching group and select "Cancel finding full text".