Alt+tab out of skyrim, then make sure num lock is on, then switch back. However, it occurred to me that you may be using the incorrect page up/down keys on your keyboard. The up and down arrow keys will scroll through the things you've already. (Oh, assuming you want to scroll through a long list of results.
For The Elder Scrolls V: Skyrim on the PC, a GameFAQs message board Is there a way to scroll up or down from within the console to see. Fallout: New Vegas, the follow-up to Fallout 3 - the Game of the Year - brings this beloved franchise to a locat Fallout 4. › questions › in-skyrim-how-do-i-move-the-co.
if you are wanting to scroll through the list of options displayed after using the help 'SOMETHING' command.