Select the product you need help with. We'll show you self-help options first. Additional help is available if you need it, including live chat with a Microsoft specialist. Microsoft 365. Office. Windows. Xbox. Surface devices. Copilot.

To create installation media, go to the software download website, where you'll find step-by-step instructions. On that website, you can select a version of Windows and create your own installation media using either a USB flash drive or a DVD. To go directly to one of the versions, select one of these links: Windows 10 (Then select Download now.)

安装此程序包时，可以看到基于操作系统安装的以下程序包或更新：. 在 Windows 7 SP1 和 Windows Server 2008 R2 SP1 上，适用于 Microsoft .NET Framework 4.8 的更新 (KB4503548) 在“控制面板”的“程序和功能”下显示为“已安装的产品”。. 在 Windows Server 2012 中，适用于 Microsoft ...

Create Windows 11 installation media. On the Windows 11 software download page , select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.

To sign out, go to Outlook.com. Select your account initials or account picture at the top corner of your Inbox. Select Sign out. Tips: If you don't see your picture at the top of screen, check to see if ad blocking is turned on. Sometimes this prevents the picture from showing. If you don't see see Profile or Account options, you can access ...

找到想在 Office 应用程序中使用的字体后，可下载该字体，然后通过计算机上当前使用的操作系统安装该字体。. 由于字体由操作系统处理，因此不会直接下载到 Office。. 需在 Windows 控制面板中浏览系统的“ 字体 ”文件夹，字体将自动应用于 Office。. 在 Mac 中 ...

检查蓝牙设备. 确保蓝牙设备已打开、已充电或具有新电池，并且位于电脑的连接范围内。. 然后尝试执行以下操作：. 关闭你的蓝牙设备，等待几秒钟，然后将其重新打开。. 确保你的蓝牙设备位于有效范围内。. 如果你的蓝牙设备无响应或响应迟缓，请检查以 ...

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.”.

In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on ...

获取主题. 若要获取主题，请展开以下类别之一，选择主题的链接，然后选择“ 打开 ”。. 这样会将主题保存在电脑中并应用于桌面。. 如果你愿意，还可以从 Microsoft Store 安装某些主题。. 从 Microsoft 获取免费的 Windows 主题，以个性化设置电脑的背景、颜色和 ...