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What is Data Execution Prevention (DEP)? Data Execution Prevention (DEP) is a technology built into Windows that helps protect you from executable code launching from places it's not supposed to. DEP does that by marking some areas of your PC's memory as being for data only, no executable code or apps will be allowed to run from those areas of memory.

Signing certificate To create a digital signature, you need a signing certificate, which proves identity. When you send a digitally-signed macro or document, you also send your certificate and public key. Certificates are issued by a certification authority, and like a driver’s license, can be revoked. A certificate is usually valid for a ...

适用于: Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, Visio 计划 2, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Visio Professional 2021, Visio Standard 2021, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Visio 专业版 2016, Visio 标准版 2016

关于 Office：我使用的是哪个版本的 Office？. Windows Mac. 打开任何 Office 应用程序，如 Word 或 Excel，然后选择帐户。. 注意: 如果你没有看到帐户或你已打开一个文件或文档，请从菜单中，选择文件，然后从左侧的列表中选择帐户或帮助。. 在“ 产品信息 ”下 ...

适用于: 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, Microsoft 365 Mac 版专属 Excel, Microsoft 365 Mac 版专属 Word, Microsoft 365 Mac 版专属 Outlook, Microsoft 365 Mac 版专属 OneNote, 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, OneNote 2021, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, 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 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project 专业版 2016, Project Standard 2016, Publisher 2016, Visio 专业版 2016, Visio 标准版 2016, Office 2016, OneNote for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 小型企业管理员版, 由世纪互联运营的 Office 365 - 管理员版, Project Online, InfoPath 2013

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

Run Get Help to troubleshoot and fix common connection problems. Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet. Make sure Wi‑Fi is turned on. Select the No internet icon on the right side of the taskbar, and make sure Wi-Fi is turned on.

Learn how to join a Microsoft Teams meeting by link, calendar, channel, chat, or by calling in.

适用于: Microsoft Teams

转到 Microsoft 网站上的 Windows 7 Service Pack 1 下载页面。选择与 Windows 7 版本相对应的 “下载 ”链接。选择每个下载链接并将其保存到电脑。准备好安装 SP1 后，请运行从站点下载的.exe文件。然后按照说明安装 SP1。你的电脑可能在安装期间重启多次。安装 SP1 后，登录到你的电脑。你可能会看到 ...

You can also track your order in the confirmation email that was sent to the primary email address on your Microsoft account. If you didn't receive a confirmation email, select Resend on the Order History page to get another copy sent to you. If you need to change that primary email address, see Change my Microsoft Rewards primary email.

在“开始”菜单上的搜索栏中键入“ 管理相机 ”，然后从结果中选择“ 管理相机 ”。. 从已连接相机列表中选择相机。. Windows 将启动相机、显示预览和显示控件以调整各种设置。. 使用控件并调整图像。. 你将立即看到更改，并且更改将另存为新的默认设置 ...

在 Windows、Android 或 iOS 设备上使用远程桌面连接到 Windows 10 远程电脑。下面介绍如何设置电脑以允许远程连接，然后连接到你设置的电脑。了解如何在 Windows 中使用远程桌面。