向幻灯片添加动态 GIF - Microsoft 支持
找到来自 Web 的动态 GIF. 也可以使用“插入联机图片”或“插入剪贴画”功能在 Web 上搜索 GIF，具体取决于 PowerPoint 版本。在功能区的“</c2>插入</c0>”选项卡上，选择“插入联机图片”或“插入剪贴画”。
Applies To:
PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for the web, PowerPoint 2021, PowerPoint 2021 for Mac, PowerPoint 2019, PowerPoint 2019 for Mac, PowerPoint 2016, PowerPoint 2013
在 Outlook 中添加和请求已读回执和送达通知 - Microsoft 支持
若要在 Outlook.com 中获取支持，请单击此处或选择菜单栏上的帮助，然后输入查询。 如果自助服务无法解决问题，请向下滚动到“仍需要帮助？”，然后选择“是”。 若要在 Outlook.com 中联系我们，需要登录。
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook on the web, Outlook.com, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
修复 Office 应用程序 - Microsoft 支持
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 专业版 2021 Project Standard 2021 Publisher 2021 Visio Professional 2021 Visio Standard 2021 Office 2021 ...
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 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 Professional 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, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Error codes in Device Manager in Windows - Microsoft Support
Cause. The device has no drivers installed on your computer, or the drivers are configured incorrectly. Recommended Resolution. Update the Driver. In the device's Properties dialog box, click the Driver tab, and then click Update Driver to start the Hardware Update Wizard.Follow the instructions to update the driver.
在 Outlook 中创建电子邮件 - Microsoft 支持
在“ 收件人”、“ 抄送”或“ 密件抄送 ”框中，输入收件人的电子邮件地址或姓名。 在你开始键入收件人的姓名时，Outlook 将建议你之前向其发送过电子邮件的人员的姓名。 你最近发送电子邮件的联系人将列为 “建议的联系人”。可以从列表中选择姓名、键入全名或电子邮件地址，或选择 ...
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Outlook on the web, Outlook.com, New Outlook for Windows
Keyboard shortcuts in Windows - Microsoft Support
Keyboard shortcuts are keys or combinations of keys that offer a faster alternative to performing tasks typically done with a mouse. If you are trying to take a screenshot or screengrab, see How to take and annotate screenshots.. This article includes a list of keyboard shortcuts categorized as:
答复或转发电子邮件 - Microsoft 支持
答复 仅将新邮件发送给原始发件人。不包括附件。 “全部答复” 会将新邮件发送到“收件人”和“抄送”行上的原始发件人和所有其他收件人。不包括附件。 转发 允许你键入一组全新的收件人。转发邮件时，将自动包含原始邮件中包含的任何附件。 为什么回复邮件时未包含附件？
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013, Office for business, Office 365 Small Business
PowerPoint 支持的视频和音频文件格式 - Microsoft 支持
建议的格式. 视频：.mp4 使用 H.264 视频和 AAC 音频编码的文件. 音频：.m4a使用 AAC 音频编码的文件. 这些名称和格式听起来可能很复杂，但你可以轻松地转换为并使用这些格式，而无需知道除名称以外的任何内容。
Applies To:
PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint 2021, PowerPoint 2021 for Mac, PowerPoint 2019, PowerPoint 2019 for Mac, PowerPoint 2016, PowerPoint for iPad, PowerPoint for iPhone, PowerPoint for Android tablets, PowerPoint for Android phones, PowerPoint for Windows Phone 10, PowerPoint Mobile
Plug-ins and add-ons for Windows Media Player - Microsoft Support
For Windows 10.The Windows DVD Player app is available free for a limited time for people upgrading to Windows 10 from Windows 7 Home Premium, Windows 7 Professional, Windows 7 Ultimate, Windows 8, or Windows 8.1 with Windows Media Center.
June 11, 2024—KB5039217 (OS Build 17763.5936)
Windows 10, version 21H2 update history; July 9, 2024—KB5040427 (OS Builds 19044.4651 and 19045.4651) June 11, 2024—KB5039211 (OS Builds 19044.4529 and 19045.4529)