重新安装 Windows - Microsoft 支持
使用安装介质重新安装Windows 11. 将创建的安装媒体连接到电脑，然后重新安装Windows 11。. 打开“ 文件资源管理器 ” ，然后选择安装介质所在的驱动器。. 在驱动器的根目录中，双击 setup.exe，然后在系统询问你是否允许应用对你的设备进行更改时选择“ 是 ...
Screen mirroring and projecting to your PC or wireless display
Cast to a Windows PC from another Windows PC. On the PC you'd like to project from, select Start > Settings > System > Projecting to this PC . Under Add the “Wireless Display” optional feature to project to this PC, select Optional features . Next to Add an optional feature, select View features, then enter “wireless display.”.
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013
注意: 如果是通过以下任一方式获取的 Microsoft 365：Microsoft 工作区折扣计划(以前称为家用许可计划)，则安装 2019、2016 或 2013 版的 Office 专业增强版、Office 标准版或独立应用（如 Word 或 Project）的步骤可能会有所不同：如果你通过公司购买了 Microsoft 365 供个人使用，请参阅通过工作场所折扣计划安装 ...
适用于:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Finding your BitLocker recovery key in Windows - Microsoft Support
Where can I find my BitLocker recovery key? BitLocker likely ensured that a recovery key was safely backed up prior to activating protection. There are several places that your recovery key may be, depending on the choice that was made when activating BitLocker:
Fix Bluetooth problems in Windows - Microsoft Support
Here’s how: Check in quick settings: Select the Network, Sound, or Battery icons ( ) on the right side of the taskbar, look for the Bluetooth quick setting, then select Bluetooth to turn it on. You’ll see “Not connected” if your Windows 11 device isn’t connected to any Bluetooth accessories. Check in Settings: Select Start > Settings ...
了解 Windows Hello 并对其进行设置 - Microsoft 支持
设置 Windows Hello. 选择上面的按钮直接进入“ 设置 ”，或按照以下步骤设置 Windows Hello。. 依次选择“ 开始 ”>“ 设置 ”>“ 帐户 ”>“ 登录选项 ”。. 在“ 登录方式 ”，你将看到使用 Windows Hello 登录的三个选项：. 选择“ 人脸识别 (Windows Hello) ”以设置使用 ...
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
重置忘记的 Microsoft 帐户密码 - Microsoft 支持
Microsoft account Microsoft 帐户仪表板. 重要: 本文用于重置 忘记 的 Microsoft 帐户密码。. 如果要更改 已知 密码，请参阅 改为更改 Microsoft 帐户密码 。. 1.选择“忘记密码？. 如果“输入密码”窗口仍处于打开状态，请选择 “忘记密码？. 如果没有，请选择下面的“重 ...
适用于:
Microsoft 帐户仪表板
Recovery options in Windows - Microsoft Support
Info for Windows Insiders. If you’re an Insider and the current preview build isn’t working for you, select Start > Settings > System > Recovery .Next to Go back , select Go back.This won’t remove your personal files, but it’ll remove recently installed apps and drivers, and change settings back to their defaults.
Windows sign-in options and account protection - Microsoft Support
To turn on Windows Hello. Go to Start > Settings > Accounts > Sign-in options. Select the Windows Hello method that you want to set up, Select Set up. If you don't see Windows Hello in Sign-in options, then it may not be available for your device. Windows Hello does require a compatible camera or fingerprint reader.