To set your calendar default view, calendar start time and calendar end time, you will go to your Settings page. Please note, only staff members with permission to access the Settings page, will be able to adjust these settings. To access the Settings page, in the upper right-hand corner, click on your name and a drop-down will appear. Click on "Settings" (see image below).
Once you are on the Settings page, scroll on the way to the bottom. You will see the section labeled "Calendar Settings" (see image below). Here you will click the drop-down for each setting and select your desired view, start time and end time. Once you select your desired setting, the drop-down will close and your selection is saved automatically. Default values are Weekly Agenda, 8:00 AM and 5:00 PM.