1. File tab is mainly for start a New file, Save, open, print a file and use the Options to change PowerPoint settings.
2. Home tab is mainly for format and edit text in presentation.
3. Insert tab is mainly for mainly for insert to presentation any object.
4. Design tab is mainly to apply background design, colors, fonts, and special effects to the whole presentation.
5. Transitions tab is mainly for apply transitions between slides, set timing for transitions, and set timing for slides. When referring to video or a slide a transition is an effect that happens between each photo, slide, or video clip. For example, a fade transition can be used to fade in or out of each picture in a slide show.
6. Animations tab is mainly for apply simple and custom animations and adjust settings for effects.