Excel 帮助和学习
查找 Microsoft Excel 帮助和学习资源。 了解如何有效使用 Excel 的指导文章、指南、培训视频和提示。
Remove specific prevalent malware with Windows Malicious Software ...
Microsoft generally releases the MSRT on a monthly cadence as part of Windows Update or as a standalone tool. (For exceptions, see Skipped releases.)Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families).For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.
Enable or disable macros in Microsoft 365 files
Disable all macros except digitally signed macros Macros are disabled, and security alerts appear if there are unsigned macros present.However, if the macro is digitally signed by a trusted publisher, the macro just runs. If the macro is signed by a publisher you haven't trusted yet, you are given the opportunity to enable the signed macro and trust the publisher.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Visio Professional 2021, Visio Standard 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, Visio Professional 2016, Visio Standard 2016
KB5012170: Security update for Secure Boot DBX
Issue. Next step. If BitLocker Group Policy Configure TPM platform validation profile for native UEFI firmware configurations is enabled and PCR7 is selected by policy, it may result in the update failing to install.. To view the PCR7 binding status, run the Microsoft System Information (Msinfo32.exe) tool with administrative permissions.
Installing Windows 11 on devices that don't meet minimum system ...
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
Record a meeting in Microsoft Teams - Microsoft Support
Notes: Meeting recordings won't capture whiteboards, annotations, shared notes or content shared in the stage view by apps, and also won't include videos or animations embedded in PowerPoint Live presentations.
Applies To:
Microsoft Teams
安装 Visio 或访问 Visio 网页版 - Microsoft 支持
安装 Visio (Visio 计划 2 或 Visio Professional) 下面介绍如何安装Visio 计划 2 附带的桌面应用，以及 Visio Professional 或 Visio Standard 2021、2019 或 2016 的非订阅版本。 若已拥有Visio 计划 1，请参阅“Visio for the web”选项卡下的步骤。 步骤 1：将 Visio 与你的帐户关联
Applies To:
Visio Plan 2, Visio Professional 2021, Visio Standard 2021, Visio Professional 2019, Visio Standard 2019, Visio Professional 2016, Visio Standard 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Office.com
Listen to your Word documents - Microsoft Support
Supported languages. Read Aloud uses the proofing language set for the document. To change the language, see the help article Fix text-to-speech reading in wrong language.. Voices. Depending on your platform, text-to-speech (TTS) uses software that comes built into your device or by a Microsoft service.
在 Office 激活后无法启动 Office 应用程序 - Microsoft 支持
购买的新电脑已预装 Office，并在“让我们开始吧”页面完成了激活过程。 但是之后在尝试启动 Office 应用程序时，仍反复返回到“让我们开始吧”页面。 按照以下步骤解决此问题。 从服务和订阅页面中安装 Office
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 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, Office 2016, Project for Office 365
如何在 Windows 中使用多台显示器 - Microsoft 支持
提示: 如果你使用的是无线显示适配卡，请在较新的电视上连接到 HDMI 端口，然后通过无线方式将电脑与其连接。将无线显示适配器连接到电视后，请转到 Windows 11 电脑上，按 Windows 徽标键 + K 打开投放，然后选择无线显示适配器。