Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Learn how to get the latest Windows updates to keep your device running smoothly and securely.

Learn how to connect a Bluetooth device in Windows and adjust Bluetooth pairing settings.

Learn different ways to locate your BitLocker recovery key in Windows, and learn about how BitLocker might have been activated on your system.

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

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.

Keeping Bing as your default search engine provides an enhanced search experience in the new Microsoft Edge , including direct links to Windows apps, relevant suggestions from your organization if you’re signed in with a work or school account, and instant answers to questions about Windows.However, you can change the default search engine to any site that uses OpenSearch technology.

你可以使用安装介质（U 盘或 DVD）来安装 Windows 的新副本、执行全新安装或重新安装 Windows。 要创建安装介质，请转到软件下载网站，你可以在这里找到分步说明。在该网站上，你可以选择 Windows 版本，并使用 U 盘或 DVD 创建自己的安装介质。

Find out how to install Windows 11 on your device, whether you need to use Windows Update, Cloud download, or Local reinstall. Get tips and troubleshooting help from Microsoft Support.

下面是安装或管理字体的两种方法：. 所有字体都存储在 C:\Windows\Fonts 文件夹中。. （可选）只需将字体文件从提取的文件文件夹拖动到此文件夹中即可添加字体。. 然后，Windows 会自动安装它们。. 若要查看字体的外观，请打开“字体”文件夹，右键单击字体文件 ...