how to set a4 size in powerpoint
In PowerPoint, select the Design tab, then click on Slide Size and choose Custom Slide Size… In the Slides sized for: dropdown, choose A4 Paper (210×297 mm), then click on OK. Format the deck for whatever default formatting you want to appear on each presentations.
Software Genre: Presentation
How do I make an a4 portrait in PowerPoint?
Change the page orientation in your PowerPoint presentation to landscape or portrait layout. Select Design. Select Slide Size > Custom Slide Size. Select Portrait > OK.