激活 Office - Microsoft 支持
激活 Microsoft 365 或非订阅版本的 Office. 当启动未激活的 Microsoft 365 应用时，系统将提示登录到 Microsoft 365。. 请务必使用用于购买或订阅 Microsoft 365 的 Microsoft 帐户或工作或学校帐户进行登录。. 注意: 如果新设备上预安装了 Microsoft 365，请参阅 激活新 Windows 设备上 ...
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Microsoft 365 专属 Publisher, Visio 计划 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 家庭版, Office 商业版, Office.com, Project for Office 365
Recall an email message that you sent in Outlook
To recall and replace a message in new Outlook. Select Sent Items in the left folder pane, then double-click the sent message to open it in a separate window. From the ribbon, select Recall Message, then select OK in the confirmation dialog box. Shortly thereafter, you'll receive a Message Recall Report in your inbox.
适用于:
Microsoft 365 专属 Outlook, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft 365 管理员, Outlook 网页版, Outlook.com, 新的 Outlook for Windows
Open and run DxDiag.exe - Microsoft Support
Open and run DxDiag.exe. This tool is used to collect info about devices to help troubleshoot problems with DirectX sound and video. A support person might ask for this info, or you might post it in a forum when you ask for help. In Windows, select Start and enter dxdiag into the search box on the taskbar. Select dxdiag from the results. In the ...
Change your app recommendation settings in Windows
Windows 11 Windows 10. Select Start > Settings > Apps > Apps & features . Next to Choose where to get apps, select one of the available options. To see recommendations, select Anywhere, but let me know if there's a comparable app in the Microsoft Store . To stop seeing app recommendations, select Anywhere. Note: You can also be warned if you ...
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.
Setting up a wireless network in Windows - Microsoft Support
In Windows 11, select Start, type control panel, then select Control Panel > Network and Internet > Network and Sharing Center . Select Set up a new connection or network. Select Set up a new network, then choose Next. The wizard will walk you through creating a network name and a security key. If your router supports it, the wizard will ...
“Microsoft 手机连接”和“连接至 Windows” 简介 - Microsoft 支持
Android 设备上的“连接至 Windows”. 如果之前在 Android 设备上运行“ 连接至 Windows ”，请确保更新应用以接收最新版本。. “链接到 Windows”应用预安装在运行 Android 9.0 或更高版本的选定 Samsung、HONOR、Surface Duo 和 OPPO 设备上。. 在此类设备上，可以通过从屏幕顶部 ...
更新到新Microsoft Edge - Microsoft 支持
Microsoft Edge使用Chromium在线提供世界级的兼容性和性能。. Microsoft Edge也是Windows 10 上性能最好的浏览器，具有启动提升和睡眠选项卡。. 启动提升通过在后台运行一组核心Microsoft Edge进程来更快地启动Microsoft Edge，在打开Microsoft Edge浏览器窗口时无需添加其他资源 ...
Fix touchpad problems in Windows - Microsoft Support
Open Device Manager. Right-click the name of the device, then select Uninstall device. Select Uninstall and then restart your PC. Windows will attempt to reinstall the driver. If Windows doesn't find a new driver and reinstalling the driver doesn’t help, contact your PC’s manufacturer for help. Things to try to fix touchpad problems in ...
获取最新 Windows 更新 - Microsoft 支持
若要检查更新，请选择“ 开始 > 设置 > Windows 更新 ”，然后选择“ 检查更新 ”。. 如果有可用的更新，可以选择安装它们。. 检查更新. 如果在更新设备时遇到问题（包括以前的主要更新出现问题），请参阅 排查更新 Windows 问题 中的常见修补程序。. 如果Windows ...