Learn about what you need to do to activate Windows if you get an error that your product key is not valid.
Check out the system requirements to see if your PC can run Windows 7.
Get answers to some common questions about Windows 7 activation, registration, and your product key.
Get answers to questions about Windows Search, including what files are indexed, how to add or remove locations from the index, and how to troubleshoot indexing problems.
Change Windows Firewall settings so that a program can send information to your computer.