Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
Windows help and learning
Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.
使用系统文件检查器工具修复丢失或损坏的系统文件 - Microsoft 支持
从屏幕右边缘滑入,然后点击“搜索”。 如果你使用的是鼠标,请指向屏幕右下角,然后单击“搜索”。在 “搜索 ”框中键入“命令提示符”,右键单击“ 命令提示符”,然后单击“ 以管理员身份运行”。如果系统提示你输入管理员密码或进行确认,则键入密码或单击“允许”。
Fix problems that block programs from being installed or removed
The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.
Connect to a Wi-Fi network in Windows - Microsoft Support
Whether you're at home, work, or out and about, chances are you'll find a Wi-Fi network that you can connect to for internet access. Select the Network, Sound, or Battery icons ( ) on the far right side of the taskbar to open quick settings. The Disconnected icon appears when you’re not connected.
Request a refund for digital games | Xbox Support
Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date; Requests are for games in which you haven’t accumulated a significant amount of play time
如何将我的 Xbox 控制器连接到电脑? | Xbox Support
按住 Xbox 按钮 3 秒打开控制器。 打开控制器时,Xbox 按钮 将开始闪烁。 长按控制器顶部的的“配对”按钮 (凸起按钮)。 控制器上的 Xbox 按钮 将加速闪烁 - 这意味着控制器正在搜索电脑。; 在电脑上,按“开始”按钮 ,然后选择“设置” > 设备(在 Windows 11 上:设置 > 蓝牙和设备)。
Open the Start menu - Microsoft Support
To open the Start menu—which contains all your apps, settings, and files—you can do any of the following: On the center or left end of the taskbar, select the Start icon.
撤回或替换已发送的电子邮件 - Microsoft 支持
培训:观看并了解如果所有收件人均使用 Microsoft Exchange,如何使用 Outlook 撤回和/或替换 Outlook 中的电子邮件。
Applies To: Outlook for Microsoft 365, Outlook 2024, Outlook 2024 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016
如果 Windows 不受支持,这意味着什么? - Microsoft 支持
在当前电脑上安装Windows 11 - 还可以查看当前电脑是否符合Windows 11的最低系统要求。 运行不受支持的 Windows 版本的电脑不太可能满足这些要求,但如果你满足这些要求,你可以购买和下载完整版本的Windows 11 家庭版或Windows 11 专业版或从零售商处购买。 如果你选择此路径,则需要重新安装应用。