Open the one you'd like to get rid of, set the view to something like
"Active Appointments" (that shows everything) press CTRL+A to select all
and drag/drop them to the calendar you want to keep. Then you can delete
the old calendar.
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.