Control Center: Commonly used settings can be accessed in the “Control Center”. Swipe up from the bottom of your screen to view. It is available on any Home Screen, on the Lock Screen, and even in an app. In Control Center Settings you can add or remove icons from the Control Center.
You can change the time increments shown in your Outlook calendar to allow for smaller more detailed calendar entries. This will work in Outlook 2003, Outlook 2007, and Outlook 2010.