How To Macs How to Display Messages in a Larger Font in Mac OS X Mail Share Pin Email Print Flickr/toolmantim Macs Tips & Tricks Basics Guides & Tutorials Installing & Upgrading Key Concepts by Heinz Tschabitscher Updated August 28, 2017 OS X Mail can display emails at a larger size for easier reading.Small Is DifficultIf I have to read something complicated (interesting), I have to read it aloud, and I have to see it in large letters.Fortunately, Apple's Mac OS X Mail has a nice way of displaying a message in a bigger font.Display Messages in a Larger Font in Mac OS X MailTo read an email in a larger font in Mac OS X Mail:Open the message in the preview pane. Press Command-+.Alternatively, you can select Format | Style | Bigger (Format | Font | Bigger in Mac OS X Mail 1.x) from the menu.Return to a Smaller Font in OS X MailTo go back to a smaller font in OS X Mail:Press Command--.Make Everything Bigger in Mac OS XTo see everything—including images, interface fonts and toolbars—enlarged in Mac OS X Mail:Press Command-Option-8 to turn on OS X zoom.Press Command-Option-+ to zoom in.If OS X does not zoom, press Command-Option-8 again to make sure the universal access feature is enabled.To zoom out, press Command-Option--.To return to the original display, press Command-Option-8.(Updated March 2016, tested with OS X Mail 9) Was this page helpful? Thanks for letting us know! Share Pin Email Tell us why! Other Not enough details Hard to understand Submit Continue Reading