While synching Zimbra with your mobile device is great, it’s not always possible or what you want. You might have a device that simply doesn’t sync with Zimbra—like a BlackBerry, or feature phone—or you might be using somebody else’s device to quickly see what’s in your mail or on your calendar. Whatever the reason, Zimbra provides great interfaces for mobile devices.
Simply visit zimbra.lps.org on the device and choose Version: Mobile on the login screen (if Zimbra detects you are on a mobile device, it may do this for you automatically).
Choose "Mobile" when logging in
Once you have logged in, you will be given an interface that Zimbra thinks most fits your device. If you don’t like the way things look, you can scroll to the bottom of the page and choose a different “View”. The three available are: