You can change the appearance of the calendar to include more information in a single window. By minimizing the Folder Pane along the left side of the window, you allow yourself more room for appointments on your calendar.
Click the View tab.
Choose a color.
Click Time Scale.
Choose the time increment that you want to show in the calendar window.
On the View tab, in the Layout group, click Folder Pane.
Click Minimized. ...