Learn how to reinstall Windows on your PC and how activation works after it's installed.

Learn how to change settings to enable Secure Boot if you are not able to upgrade to Windows 11 because your PC is not currently Secure Boot capable.

Learn about the sign-in options in Windows settings.

获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。

If you need help with Outlook.com, you can read our self-help content, or get support via email.

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In Word, you can create a form that others can fill out and save or print. To do this, you will start with baseline content in a document, potentially via a form template.

Learn more about how to fix problems with the Windows Start menu, and what to do if the Start menu won't open.

Learn how to update Microsoft Office on PC and troubleshooting tips for installing Office updates.

Learn how to navigate Windows using keyboard shortcuts. Explore a full list of taskbar, command prompt, and general Windows shortcuts.