Internet Explorer 11 support ended on June 15, 2022. We recommend you use Microsoft Edge for a faster, more secure and more modern web browsing experience.

Important: Microsoft accounts, the Windows operating system, and other Microsoft products include passwords to help secure your information.This article provides some options that you can use to reset or recover your password if you forget it. Be aware that, if these options don’t work, Microsoft support can't help you retrieve or circumvent a lost or forgotten password.

了解如何使用 Xbox 应用在 Windows 设备上安装和玩电脑游戏、与好友聊天以及远程或从云中玩 Xbox 主机游戏。管理你的 Xbox 档案： 更改玩家图片、在线状态、隐私设置等。 Xbox Game Pass： 访问 100 多款高质量游戏，包括标志性的 Bethesda 游戏、当天发布的新游戏和 EA Play。

To pin apps to the taskbar. Select Start , select the arrow next to All apps, right-click the app, then select More > Pin to taskbar.

Need the full set of Excel features? Open your file in the Excel desktop app one of two ways, depending on what you see in your workbook: Select Open in Desktop App at the top of your workbook.If you don't see it, there should be a search bar along the top of your workbook.

Notes: If you're using the desktop version of Excel on a Windows PC, see this Excel Quick Start.. If you're using the desktop version of Excel on a Mac, see Office for Mac Quick Start Guides and Excel for Mac Help.

When you need to protect the privacy of an email message, encrypt it. Encrypting an email message in Outlook means it's converted from readable plain text into scrambled cipher text.

Internet Explorer 的支援已于 2022 年 6 月 15 日終止。 Internet Explorer 11 已透過特定版本的 Windows 10 上的 Microsoft Edge 更新永久停用。 如果您瀏覽的任何網站需要 Internet Explorer 11，您可以在 Microsoft Edge 中使用 Internet Explorer 模式來重載它。

Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).

Start collaborating with these quick instructions on how to create, share, and edit presentations on your own or with your team. To convert your Google Slides to PowerPoint, go to File > Download > Microsoft PowerPoint (.pptx).