Create a new calendar Select the Add dropdown and then Import Calendar Chose the ics file. Heres how you can do this. How To Add Multiple Google Calendars Cloudhq Support Open Google Calendars. How to make google calendar my default calendar . Make sure to save the ics file to your computer aftward. Move to the calendar you want to use as your new default calendar eg. Open the Calendar app and click the Settings button gear icon on the lower left. Go to your primary Google calendars settings Click the ICAL option for the Private Address. Select the account in which you want your calendar information stored by default and then click Set as. Go to SettingsCalendarDefault Calendar and check the one you want. Ensure See only free busy hide details is not selected. View answer in context. Choose Add Account and then pick Google. In the calendar list on the left click on the down-arrow button next to the appropriate calendar then select Share this calendar. Sel