You can change your Outlook theme in your account settings while logged in through a browser or in the Mac and Windows apps.

When you get as many emails as we do here at Digital Trends, you soon realize that email is terribly inefficient. Even if you use Gmail or another email organizing app, your inbox is probably a hot ...

To change the font in Outlook, head to the "Signatures and Stationery" menu, where you can pick from a number of fonts.