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

Open Microsoft Edge, select Settings and more (...), and then select Settings. Look for your version under About Microsoft Edge.

Get Microsoft 365 support, help, and learning resources. Organize your life, expand your creativity, and protect what’s important with Microsoft 365

Review the warranty terms, check your warranty status, and learn about the protection plans for your Microsoft device or accessory.

在 Microsoft Edge 中大声朗读. 大声朗读是一种简单但功能强大的工具，可直觉地读取网页文本。 若要开始，请从沉浸式阅读器工具栏中选择“大声朗读”。开始大声朗读后，页面顶部将显示一个功能区工具栏。

Learn more about updates for Windows 10, version 21H2, including improvement and fixes, any known issues, and how to get the update.

Use create.microsoft.com to find and download free Excel for the web templates. Download free Excel templates for calendars, invoices, budgeting, and more.

Troubleshoots and fixes common issues with security and malware prevention in Windows.

了解如何重置更改 Microsoft 帐户密码。 获取有关忘记 Microsoft 帐户密码的帮助。

请参阅一些最常见的升级和安装错误，了解Windows 10和Windows 11，以及可尝试修复的错误。