iPhone: The Missing Manual, 3rd Edition

Exchange + Your Stuff

Before the iPhone 3.0 software came along, you couldn't keep both an Exchange calendar/address book and your own personal data on the same iPhone. If you can believe it, the Exchange data wiped out any of your own personal data.

Nowadays, you don't have that problem. The iPhone can display calendar and contact information from multiple sources at once.

Here's how it works: Open your iPhone calendar. Tap the Calendars button at the top left.

Now you're looking at the complete list of calendar categories. Here's what you might find there:

• All Calendars. This button, at the very top, takes you to your single, unified calendar, showing all appointments, from your Exchange account, MobileMe, maybe your Google or Yahoo calendars, and your Mac's or PC's calendar program. No wonder you've been feeling so busy.

• All [your MobileMe name]. Tap this one to see all your MobileMe categories on the same calendar (Social, School, Kids, and so on).

• Google calendar [or another CalDAV subscription]. Tap this one to see all the events listed on some Internet-based calendar to which you've subscribed.

• [Your Exchange account name.] Tap this button to see only your work calendar. (You, you may see subcategories, if your company uses them, listed under the Exchange heading, bearing color-coded dots.)

• Home, Personal, Social…. Tap one of the individual category names to see only that category of your MobileMe, Exchange, or personal calendar.

You can pull off a similar stunt in Contacts. Whenever ...