how can I change page layout from portrait to landscape?

Win 10
Version: 6.3.3.2 (x64)
LibO Writer

@BillTheGorilla,

See: LibreOffice Help on Page.

If you want to add more information, you can edit your question, or comment an answer. Do not use Answer to comment.

Mark the circle to the left of the answer that solves your question.

This is here

image description

Great answer. Solved my problem but may I suggest that this page layout change is a common item to use, why is it not in the icons on top of the spreadsheet, not have to chase after it ? I know there are a lot of calls on space but this is not an uncommon function to to use.