Most applications underline everything you select — the process is simple: you select a word, a sentence, or even an entire paragraph — and then press a keyboard shortcut or choose an option so that all the selected text is underlined. PowerPoint behaves the same way — but there’s a difference — not in the resultant text, but in how the text appears. Let us not forget that PowerPoint is a large format — more akin to a billboard than a business card — and text is often projected at large sizes.
Learn how you can selectively remove underlines from descender characters.

