Once you have the plugin installed, open your Outlook. Two new Zoho menu options appear at the top-right -Zoho CalendarandCalendar Options.[Outlook screenshot with Zoho menu options highlighted]
Click onZoho Calendarand chooseSign In. A pop-up appears requiring you to give your Zoho credentials for logging in. Type in your Zoho user name and password and click on the Login button.
You'll be logged in to your Zoho account and you are ready now for syncing it with Outlook. The Calendar Options button gets activated, clicking on which you'll see the Sync option. Clicking on Sync will synchronize all your Outlook and Zoho calendars.
You canSign Outfrom Zoho Calendar whenever you want.