As you type, the PowerPoint AutoCorrect feature automatically corrects common typos and spelling errors. How does PowerPoint know that a particular word is spelled wrong? Does it refer to some resource as a reference? Also do you find some AutoCorrect options such as the capitalization of some words unnecessary? Several researchers working in different scientific fields actually have to use some words that cannot start with a capital letter, and the first thing they want to do is turn off the automatic capitalization. Yes, it’s possible to make AutoCorrect work just the way you want it to — as long as you know where to change these options.
Explore AutoCorrect options in PowerPoint 2013 for Windows.

