Microsoft Support offers assistance for Microsoft products, including how-to articles, videos, and training for various software and devices.

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Learn how to use the taskbar features in Windows. Hide the taskbar, pin an app, change the location, and more with taskbar settings.

Learn how to download, install, and configure additional language packs for your version of Windows.

Set the region, device language, and spoken language for your products and services.

Learn about what effect closing a Microsoft account might have on your other apps and services.

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Learn how to troubleshoot when the camera is not working in Windows or you see errors 0xA00F4244 or 0x200F4244.