Follow these steps to temporarily turn off Defender antivirus protection in Windows Security. Keep in mind that if you do, your device may be vulnerable to threats.

本文介绍如何获取最新版本的 DirectX 以启用系统上的游戏和多媒体应用程序。

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

开始之前. 确保要安装 Windows 11 的设备满足最低系统要求。 如果设备当前正在运行 Windows 10，建议使用电脑健康状况检查应用验证最低系统要求。 我们不建议在不符合要求的设备上安装 Windows 11。

You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors.

Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue.

Copilot is available in the Home tab of Word, Excel (Preview), PowerPoint, and Outlook if you are a Copilot subscriber. If you also have a Microsoft 365 subscription that includes the Microsoft 365 desktop apps then you should find Copilot available in those apps as well.

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

How to create a checklist in Word that can be filled out by using checkbox controls.

Set your document's page numbering to start on the second page, and choose another starting page number.