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

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.

注: 修復中にバックアップ ファイルが作成されます。このバックアップ ファイルの既定の名前や保存場所を変更するには、[バックアップ ファイル名] ボックスに新しい名前を入力するか、[参照] を選択して使用するファイルを選びます。Outlook データ ファイルを修復するには、ツールを複数回 ...

了解如何访问和管理 Windows 登录选项。 使用密码、Windows Hello或安全密钥解锁设备。 你的生物识别数据将保留在你的设备上，直到你将其删除。 但是，在长时间Windows Hello处于非活动状态后，系统会提示确认是否要继续存储生物识别数据。

To activate Windows 10 using an internet connection: As Windows 10 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > Update & Security > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows 10.

Symptoms. When the operating system is in high-DPI mode, applications that use the Microsoft Foundation Classes (MFC) library of Microsoft Visual C++ 2013 may behave incorrectly.

Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

To open the Start menu—which contains all your apps, settings, and files—do either of the following: On the left end of the taskbar, select the Start icon.

拥有适用于 Windows 10 的 Xbox 无线适配器？ 了解如何在任何 Windows 10/11 设备上设置它。 如果你有适用于 Windows 的 Xbox 无线适配器，我们还可以为你展示如何在任何 Windows 10/11、笔记本电脑或台式电脑上设置它。