If you’re a Google Calendar user, you may have had issues adding events to your calendar when someone sends them to you attached to an email in iCal format (the files usually looks like “invite.ics”).

At first glance, your Microsoft Office Outlook calendar might seem incompatible with Apple's iCal; however, the .ics format, also known as iCalendar, is a common bond between these and many other ...

When users install third-party calendar software, such as Entourage, the installation process may displace iCal as the the default for accepting invitations and other calendar-related functions. This ...

Locate the downloaded file. Double-Click to open it. The calendar should automatically install. (It may take a few minutes to sync.) If it does not automatically install, follow the instructions for ...

Apple designs its computers so you can transfer data and share information between systems easily. This works for nearly all the OS X-native applications, including iCal, the calendar application.

Although Apple has avoided calling them iPIM, Address Book, iCal, and Mail form the core of personal information management on the Mac. With so many Mac users depending on those three apps to keep ...