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How to manage notifications for Mail, Calendar, People, and Messaging
Learn how to turn on and turn off notifications on Start, on the lock screen, and in the upper-right corner.
Messaging: Frequently asked questions
Get answers to questions about the Messaging app like how to start chatting and how to sign out.
Messaging app for Windows: Frequently asked questions - Microsoft Windows Help
Get answers to questions about the Messaging app like how to start chatting and how to sign out.
Skype and IM - Microsoft Windows
With Skype, you can call, video call, or chat with friends and family to stay in touch even when you're apart.
Windows Firewall from start to finish
Learn about Windows Firewall: what it is, how to turn it on or off, and how to allow programs to communicate through it.