How to enlarge the reading pane font in Office 365 (Outlook)? The font is too small on the reading pane of Outlook 2016. Is there a hack to enlarge the reading pane font? I've had Macs for years but then Helvetica Neue font is too small for me.
While in the reading pane of Outlook 2016 click Format >  Increase Font Size or press command⌘+ on your keyboard.

This should increase the font size of the message content in the Reading Pane.