If your Windows 7 PC's performance has degraded over time, reinstalling the OS can help. However, other Windows options offer official support from Microsoft.

Windows 7 may be Microsoft's best desktop OS to date, but it's not immune to problems and corruption. We show you how to repair a misbehaving Windows 7 installation using the In-Place Upgrade option.

Performing a clean installation of Windows 7 and updating the OS afterward can take forever. Save time by integrating Service Pack 1 into the installer, and by using a USB flash drive.

If you're ready to take Microsoft's new OS for a spin, this guide, excerpted from the book Microsoft Windows 7 In Depth, can help.

Microsoft today confirmed that users can apply a workaround trick to do a clean install of Windows 7 on a blank hard drive as long as they toe the licensing line. In a blog post earlier this week ...