Search:

Yeah, I did look in (Chrome) Settings and my guess was that it's called Enhanced Spellcheck but that was already set to Basic. I don't know if it's a Chrome thing, a Win 10 thing or an Outlook thing....

It's not predictive text or expressions, it's words underlined in blue that hotmail thinks you want more information about or might want to look up. I don't know how it got started but I'd like to...