You can use RTF when you send messages inside an organization that uses Microsoft Exchange, but we recommend that you use the HTML format. In fact, when you send an RTF message to someone outside your organization, Outlook automatically converts it to HTML, so the message keeps its formatting and its attachments.

If you select multiple files or folders and then select Download from Microsoft OneDrive, SharePoint in Microsoft 365, or from SharePoint Server Subscription Edition, your browser will start downloading a .zip file containing all the files and folders you selected. If you're in a folder and you select Download without selecting any files or folders, your browser will begin downloading all ...

DirectX 9.0c 通过安装 DirectX 9.0c 最终用户运行时适用于 Windows XP 和 Windows Server 2003。. 某些应用程序和游戏需要 DirectX 9。 但是，你的计算机包含更新版本的 DirectX。 如果安装并运行需要 DirectX 9 的应用程序或游戏，你可能会收到错误消息“无法启动此程序，因为计算机中丢失 d3dx9_35.dll。

重要: 分节符不同于分页符。如果想要更改页眉或页脚的页面之前已有分页符， 请删除分页符 并将其替换为分节符，如下所示。

Notes: By default, all searches are AND searches. You must capitalize the NOT and OR operators. Otherwise, Bing will ignore them as stop words, which are commonly occurring words and numbers that are omitted to speed a full-text search.

Training: Watch and learn how to use PowerPoint in Windows. Explore PowerPoint training guides, articles, and how-to videos.

Controller serial numbers are 14 characters long and don’t include dashes. Your controller serial number may not be recognized if you’ve never connected your controller, or if you connected for the first time within the last 48 hours.; If you have the Xbox Elite Wireless Controller Series 2, the 14-character serial number is in the lower center on the back of the controller.

Locking your Windows device allows you to quickly secure your device while keeping your applications and files open in the background. When you lock your device, anyone trying to access it must enter your password, PIN, or use biometric authentication if you have Windows Hello set up.

Teams 会保存整个聊天历史记录，一直保存到第一条消息。 如果有人 离开组，他们的聊天响应将保留在你的聊天历史记录中。. 查看群组聊天中的人员. 若要查看群组聊天中的人员，请选择右上角的“ 查看并添加参与者 ”以获取每个人的姓名列表。 与 Microsoft 支持人员聊天

了解如何在 Microsoft Edge 中启用 Adobe Flash。