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Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
Choose between the 64-bit, 32-bit, and ARM version of OneDrive
If you're not sure which OneDrive version is better for you, you can review the reasons to choose the 64-bit version, the 32-bit version, ARM64 version for Windows, or the Apple silicon version for Mac. If you know what version you want, you can learn how to install it.. If you already have OneDrive, but you're not sure which version you have, check out Which version of OneDrive am I using?
Applies To: OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
How to open MSConfig in Windows 10 - Microsoft Support
Learn how to open MSConfig in Windows 10 using the taskbar search bar and access system configuration.
What is Data Execution Prevention (DEP)? - Microsoft Support
Data Execution Prevention (DEP) is a technology built into Windows that helps protect you from malicious code launching from areas of memory that have been designated as for data only.
打开或关闭 Microsoft Defender 防火墙 - Microsoft 支持
若要将其关闭,请将设置切换为“关闭”。 关闭 Microsoft Defender 防火墙可能会使设备(以及网络,如果有)更容易受到未经授权的访问。
Using web parts on SharePoint pages - Microsoft Support
Divider. The Divider web part inserts a line between other web parts to help break up your page and make it easier to read.. Document library. The Document library web part displays a document library you can customize with your own title, view, and size. Users with appropriate permissions can view or edit files directly from the web part or can go to the full document library by clicking See all.
Applies To: SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Microsoft 365 admin, SharePoint admin center, SharePoint operated by 21Vianet
Encrypt messages by using S/MIME in Outlook on the web
Install the S/MIME control. Get a certificate, sometimes referred to as a key or digital ID. The first step to use S/MIME is to obtain a certificate from your IT administrator or helpdesk.
Applies To: Outlook.com, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
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.
在 Windows 中如何获取帮助 - Microsoft 支持
以下是查找 Windows 帮助的多种不同方法: 搜索帮助 - 在任务栏上的搜索框中输入问题或关键字,以查找应用、文件和设置并从 Web 获取帮助。
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。