One main message per slide.
GRAPHIC DESIGN GUIDELINES
PPT
Slides help speakers communicate ideas; they are not a place to move the entire script onto the screen.
Core principles
Use text large enough to read from the back of the room.
Visuals support the narrative rather than decorate it.
Use a consistent master layout.
Standards used
Ratio16:9
Canvas1920 × 1080 px
Minimum title36 pt
Minimum body24 pt
Do
Use simple, labeled charts.
Number the content slides.
Provide a closing slide with a CTA.
Avoid
Using long paragraphs.
Using different animations on every slide.
Relying on color without labels.