了解如何更改 Windows 中显示器的刷新率，以确定在屏幕上显示运动的平滑程度。

Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.

Learn how to design professional-looking presentations with Microsoft 365. Create high quality, customized slides in a few clicks with PowerPoint Designer.

Learn how to install Windows 7 Service Pack 1 (SP1). Includes info about how to get the download, requirements, and more.

To see where your browser is saving downloads, look in your browser's settings. For example, in the new Microsoft Edge , select Settings and more > Settings > Downloads .The file path for your downloaded files (for example, C:\Users\[your name]\Downloads) is listed under Location.. In Microsoft Edge Legacy , select Settings and more > Settings .

Get help and learn how to use Skype with Microsoft's official support page.

Learn how to use Microsoft Translator in the Edge browser to translate webpages.

Learn how to set up Microsoft Family Safety to manage screen time, filter content, and share location with your family members.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Learn how to view, manage, and delete cookies in Microsoft Edge.