Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
来宾签出 - Microsoft 支持
有关来宾结账的所有其他问题或帮助,请联系所在地区的 Microsoft Store 客户支持团队 ,他们很乐意为你提供帮助。. 需要更多帮助吗? 请联系支持人员. 有关技术支持,请转到联系Microsoft 支持,输入问题并选择“获取帮助”。 如果仍然需要帮助,请选择“联系支持人员”以转至最佳支持选项。
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.”.
Fix OneDrive sync problems - Microsoft Support
For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Admins. Admins should view Help for OneDrive Admins, the OneDrive Tech Community or contact Microsoft 365 for business support. Important:
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint Server 2016, SharePoint Server 2013 Enterprise, SharePoint in Microsoft 365, Office for business, Office 365 Small Business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business
Loop access via Microsoft 365 subscriptions - Microsoft Support
Loop and Microsoft storage. During the Loop app Public Preview, Loop workspaces and pages created in the Loop app did not count towards personal or organizational storage quotas. As of June 25, 2024, Loop workspaces and pages will now count towards an individual's Microsoft storage quota. Loop workspaces no longer have a 5GB maximum size.
Fix sound or audio problems in Windows - Microsoft Support
If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: 1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections.
Windows および Mac 用の Office 2021 および Office LTSC に関する FAQ
概要. 個人のお客様は、Windows 版と Mac 版の Microsoft Office 2021 を購入できます。. また、法人のお客様は Windows 版と Mac 版の Microsoft Office LTSC を購入できます。. Office 2021 および Office LTSC 2021 は、Office の次の永続的なリリースです。. これらには、Microsoft Office 2019 ...
Applies To: Office 2021, Office 2021 for Mac
新增前置重疊時間或延隔時間至任務 - Microsoft 支援服務
若要增加延遲時間,請輸入正數或百分比 (例如 2d) 。. 延隔時間會在兩個具有相依性的工作之間造成延遲。 例如,如果您想要在第一個任務結束和第二個任務開始之間延遲 2 天,請在兩個任務之間 建立完成-開始相依性 ,然後在第二個任務開始之前加上 2 天的延遲時間。
Applies To: Project Online Desktop Client, Project Professional 2021, Project Standard 2021, Project Professional 2019, Project Standard 2019, Project Professional 2016, Project Standard 2016
Windows 更新疑难解答 - Microsoft 支持
如果你在下载和安装 Windows 更新时收到错误代码,更新疑难解答可以帮助解决该问题。. 选择“ 开始 ”>“ 设置 ”>“ 系统 ”>“ 疑难解答 ”>“ 其他疑难解答 ”。. 接下来,在 最常用的 下,选择 Windows 更新 > 运行 。. 运行完疑难解答后,最好重启设备。. 接 ...
使用系统文件检查器工具修复丢失或损坏的系统文件 - Microsoft 支持
如果运行的是 Windows 10、Windows 8.1 或 Windows 8,请先运行收件箱部署映像服务和管理 (DISM) 工具,然后再运行系统文件检查器。. (如果运行的是 Windows 7 或 Windows Vista,请跳到步骤 3.) 键入以下命令,然后按 Enter: 完成命令操作可能需要几分钟时间。. DISM.exe /Online ...
在 PowerPoint 中使用平滑切换 - Microsoft 支持
以下是操作方法:. 在左侧的缩略图窗格中,单击要向其应用切换的幻灯片,该幻灯片应是要在其中添加应用了平滑效果的对象、图片或文字的第二张幻灯片。. 在“ 切换 ”选项卡上,选择“ 平滑 ”。. 注意: 在 PowerPoint for Android 中,选择“ 切换 ”>“ 切换效果 ...
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 for iPad, PowerPoint for iPhone, PowerPoint for Android tablets, PowerPoint for Android phones, PowerPoint Mobile