How to add Calendar to Your Phone?

The calendar link is
https://www.uemsorl.org/events/?ics

Instructions for individual platforms:

• Apple
  https://support.apple.com/en-us/102301
• Android
  • Google Account under Calendar
    https://support.google.com/calendar/answer/37118
  • Paid ICSx⁵ app on Google Play
    https://play.google.com/store/apps/details?id=at.bitfire.icsdroid
  • A freely available application ICSx⁵ through unofficial trade F-Droid
    https://f-droid.org/packages/at.bitfire.icsdroid/
• Outlook
  https://support.microsoft.com/en-us/office/import-calendars-into-outlook-8e8364e1-400e-4c0f-a573-fe76b5a2d379