Add Google Calendar To Outlook. In the Import and Export Wizard, choose Import an iCalendar (.ics) or vCalendar file, and then choose Next. Browse to where you stored the extracted. In Outlook, select File > Account Settings > Account Settings. In the Folder Name box, type the name of the calendar as you want it to appear in Outlook, and then click OK. Choose File > Open & Export > Import/Export. In Outlook, select File > Account Settings > Account Settings.
Add Google Calendar To Outlook. Set this up and you'll see your Google calendars in the Outlook.com calendar sidebar, alongside all of your work ones. Go to Windows Settings –> Apps –> Default Apps. Choose File > Open & Export > Import/Export. Do this step for each Google Calendar you want to import to Outlook. The calendar will sync up with your Outlook calendar as long as you stay. These steps are the same whether you're adding your first Gmail account or additional Gmail accounts to Outlook.
Then, you'll go to "Calendar Settings.".
Right-click on the generated link and click on Copy Link Address.
Add Google Calendar To Outlook. Click the three-dot icon next to the calendar you want to export and then choose Settings and sharing option. On the Internet Calendars tab, click New. In the Folder Name box, type the name of the calendar as you want it to appear in Outlook, and then click OK. Set this up and you'll see your Google calendars in the Outlook.com calendar sidebar, alongside all of your work ones. To do that, in Outlook's top ribbon, select the "Send/Receive" tab. Then, you need to select and copy the URL shown below.