Sign in
1.Start > Instant Messaging.
2.Select the communities, then tap OK.
3.Type your user name and password. For Windows Live Messenger, you must also enter the respective domain name (e.g., xyz@hotmail.com).
Note
vIf you do not have a community user name, you must create one on the community website using a personal computer Web browser.
4.Tap Sign In.
Note
vTo avoid having to enter your user name and password each time you log in, select the Save Password box. To set your device to sign in to the community automatically each time you start the device, select Auto Sign In.
Switching between Communities
You can Sign in to all the communities at the same time.
All the enabled communities are displayed on the top as tabs.