How to remove the old calendar from the application Liron December 25, 2016 10:05 Follow Go to "Settings" and select "Mail, Contacts and Calendar." Select "Subscribed calendar" and delete it (WorldMate). Related articles I see a pop up in my app. What should I do? How do I manually create a trip? How do I install WorldMate's widget on my device? Comments 0 comments Please sign in to leave a comment.