The Problem: When hovering your mouse over an actionable item in Outlook, a contextual mini-window, known as a ScreenTip, appears which will open Outlook Help if clicked. This can be annoying.

Screen tips 1

To disable ScreenTips within Outlook, simply go to File > Options and change the ScreenTip style setting to “Don’t show ScreenTips“, then click OK.

Screen tips 2

ScreenTips will no longer appear.