In PowerPoint, F5 serves a slightly different but related purpose: it starts your slideshow from the very first slide. (Shift + F5 starts the show from your current slide). The "Hard Refresh": Taking it a Step Further
8/10 for historical importance, 6/10 for modern necessity. refresh function key
Interestingly, F5 has a completely different legacy in PC gaming: In PowerPoint, F5 serves a slightly different but
