Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

Learn how to use a health report in Windows Security to manage your device performance and keep your device secure.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Summary. Microsoft Update Health Tools is offered to devices through Windows Update as update KB4023057. This update is applicable for both Windows consumer and commercial devices, with a slightly different purpose and functionality.

Summary. This article describes how to change keyboard layouts for the Microsoft keyboards listed in the "Applies To" section. You can configure your keyboard to use a different language or keyboard layout, such as Canadian Multilingual, Spanish, or United States-Dvorak.

Get an overview of SharePoint. Learn about sites, lists and libraries, permissions, content types and workflows. In addition, read about some of the social features in SharePoint.

请执行以下任一操作： 在 “翻译为 ”下拉列表中，选择要将页面翻译成的语言。 默认值是为Microsoft Edge设置的语言。

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

Learn how to change the refresh rate for your display in Windows to determine how smoothly motion appears on your screen.