Learn how to open and run DxDiag.exe on Windows to collect device information and troubleshoot DirectX sound and video issues.

Learn how to delete a page in Word with ease using our step-by-step guide. Say goodbye to blank pages in your documents today! Read more now.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

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

In Windows RT 8.1, Windows 8.1 or Windows Server 2012 R2, Update for Microsoft Windows (KB4486105) is displayed under Installed Updates in Control Panel.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

How to use a PivotTable in Excel to calculate, summarize, and analyze your worksheet data to see hidden patterns and trends.

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

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

Learn how to use Snipping Tool to capture a screenshot, or snip, of any object on your screen, and then annotate, save, or share the image.