Notes: If you know your password, but just want to change it, go to account.microsoft.com Security tab, and select Change my password. If you know your username and password but they have stopped working, read My username and password have stopped working.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Download the Gaming Services Repair Tool for PC using the link below. Choose your save destination and then go to that destination to open the file after the download is complete.

Note: If you are in tablet mode, desktop icons are not displayed.To see your desktop icons in tablet mode, go to Start > Settings > System > Tablet, then select Change additional tablet settings.Under When I'm using tablet mode, make sure that Hide app icons on the taskbar and Automatically hide the taskbar are both set to Off.

如果你有多个要插入的 5 毫米插孔（尤其是在环绕音响系统上），请确保所有电线和线缆都插入到了正确的插孔中。 如果不清楚哪个插孔与哪根电线匹配，请咨询你的硬件制造商，或者一次一个地尝试最明显的输出，然后查看它们是否正常工作。

在文档中添加或编辑指向网站、本地文件、电子邮件或定位点的超链接。 若要新建一个空白文件并链接到它，请单击“链接到”下的“新建文档”，键入新文件的名称，然后使用“完整路径”下显示的位置或通过单击“更改”浏览至其他保存位置。你也可以选择“以后再编辑新文档”或打开并 ...

单击“注册”。输入您的邮件地址和密码，然后单击“确定”。如果您在使用 Hotmail、Messenger 或 Xbox Live，则您已经拥有 Microsoft 帐户。 如果您没有帐户，则单击“注册”创建一个新的 Microsoft 帐户。 在 OneDrive 中选择一个文件夹，然后单击“另存为”。键入文件的名称，然后单击“保存”。

Learn how to open and run DxDiag.exe on Windows to collect device information and troubleshoot DirectX sound and video issues.

Do you want to learn how to navigate Windows using keyboard shortcuts? Whether you need to switch between apps, open the command prompt, or perform any other tasks, you can find a full list of keyboard shortcuts in Windows on this webpage. Discover how to save time and improve your productivity with these handy tips.

了解如何将内容从一台设备屏幕镜像或投影到另一台设备。 注意: 无线显示应用在运行 Windows 11 版本 22H2 及更高版本的设备上可用。如果运行的是早期版本的 Windows，请在任务栏的搜索框中输入 “连接”，然后在结果列表中选择“连接”，从而启动 “连接” 应用。