If you want to shared Outlook Calendar to website.
- You can right-click on the calendar then choose Share > Publish This calendar or you can sign in your OWA > Settings > Calendar > Options > Calendar > Calendar publishing.
- Select a calendar: you can choose the calendar you want to share.
Select permissions: you can specify the level of details published.
- Click on “save”. You will be shown two links, one is HTML link, another one is ICS link.
HTML link: others can view your calendar in web browser.
ICS link: others can download an ICS calendar file through this link and open this file on their preferred platform.