Learn how to find a Windows product key for activation, and when you'll use a digital license instead.

Microsoft Defender is a new security app that helps protect you and your family across all your devices; Windows, Android, Mac, and iOS.

This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.

Learn how to properly shut down your PC with step-by-step instructions from Microsoft Support.

Learn how to update Windows to ensure your device operates smoothly and securely with the latest features.

If you're trying to add your Outlook.com account to Outlook or another mail app, you might need the POP, IMAP, or SMTP settings. You can find them below or by viewing them in your Outlook.com settings.. Outlook and Outlook.com may be able to detect your account's mailbox settings automatically, but for other non-Microsoft accounts, you may need to contact your email provider for their settings.

Learn how to shut down, sleep, or hibernate your PC. When you’re ready to make your PC sleep, just press the power button on your desktop, tablet, or laptop, or close your laptop’s lid.

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.

Find out how to boot into safe mode in Windows from Settings, the sign-in screen, and a black or blank screen.

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