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.

检查你的版本. DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

Having a backup copy of your BitLocker recovery key helps to prevent serious issues later. It takes less than a minute to back up your key and this article will show you how.

Microsoft Authenticator is a free app that helps you sign in to all your accounts without using a password - just use a fingerprint, face recognition, or a PIN.

Windows Hello 是登录到 Windows 设备的一种更个性化、更安全的方式。 在 Windows Hello 中，你可以使用面部识别、指纹或 PIN 登录，而不是使用密码。

Learn how to add your photo to Microsoft 365 so it appears in your profile. You can add your picture anywhere you see the picture box in Microsoft 365. You can add your picture when you're in Outlook Web App. Your can add your photo when you're at the Microsoft 365 Home page.

Microsoft アカウントは何に使用されますか? Windows PC、Xbox 本体、または Office、Outlook.com、OneDrive、Xbox Live、Microsoft 365、Family Safety、Skype、Bing、Microsoft Store、MSN などの Microsoft の製品とサービスにサインインするには、Microsoft アカウントが必要です。

Tip: If you installed the Microsoft 365 apps as part of a suite, such as Office Home and Student or Microsoft 365, search for the suite name.For stand-alone apps search by the app name, such as Project or Visio. In most cases you can't uninstall an individual app if it's included in your Microsoft 365 suite.

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

Change the font size in your new Outlook message list. From the menu, select View > View settings.