Remove specific prevalent malware with Windows Malicious Software ...
Each release of the tool helps detect and remove current, prevalent malicious software. This malicious software includes viruses, worms, and Trojan horses. Microsoft uses several metrics to determine the prevalence of a malicious software family and the damage that can be associated with it.
Encrypt messages by using S/MIME in Outlook on the web
A digital signature assures recipients that the message hasn’t been tampered with. Outlook on the web requires a Windows desktop device to support S/MIME. S/MIME isn't available in Outlook on the web on Mac, iOS, Android, or other non-Windows devices. S/MIME might not be available for your account.
Applies To:
Outlook.com, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
OneDrive release notes - Microsoft Support
OneDrive release notes. OneDrive for Business SharePoint Server Subscription Edition More... This article contains details of the latest OneDrive releases for Windows and Mac desktop sync apps.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Microsoft 365 admin, OneDrive (work or school), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet
输入 Office 产品密钥的位置 - Microsoft 支持
如果所购买的 Office 或 Microsoft 365 随附有产品密钥，请在你的产品所对应的下列网站中输入产品密钥。. 输入密钥后，便可以下载并安装 Office，或可以续订 Microsoft 365 订阅。. 提示: 通过业务助手获取技术专业知识。. 与我们的小型企业顾问联系，帮助使 Microsoft 365 ...
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 for home, Office.com
激活 Office - Microsoft 支持
激活 Microsoft 365 或非订阅版本的 Office. 当启动未激活的 Microsoft 365 应用时，系统将提示登录到 Microsoft 365。. 请务必使用用于购买或订阅 Microsoft 365 的 Microsoft 帐户或工作或学校帐户进行登录。. 注意: 如果新设备上预安装了 Microsoft 365，请参阅 激活新 Windows 设备上 ...
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, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Office.com, Project for Office 365
添加字体 - Microsoft 支持
添加字体. Word 2013. 可更改文档样式的一种方法是添加新的文本字体。. 若要向 Word 添加字体，请在 Windows（其将向所有 Microsoft 365 应用程序提供该字体）中下载并安装该字体。. 字体是文件格式，可在 Internet 上的许多网站下载免费字体，例如 DaFont 。.
Applies To:
Word 2013
輸入 Office 產品金鑰的位置 - Microsoft 支援服務
步驟 1 ：請移至 www.microsoftstore.com ，並以購買 Office 時所用的 Microsoft 帳戶登入 (右上角)。. 步驟 2 ：登入之後，在右上角選取您的名稱，然後選取 [購買記錄] 。. 步驟 3 ：找到買斷型購買的 Office 或個別的 Office App，然後選取 [安裝 Office] 來檢視您的產品金鑰 (這 ...
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 for home, Office.com
加密电子邮件 - Microsoft 支持
加密电子邮件. Microsoft 365 专属 Outlook 更多... 如果需要保护电子邮件的隐私，请对其进行加密。. 加密 Outlook 中的电子邮件意味着它将从可读纯文本转换为乱码密码文本。. 只有具有与用于加密邮件 公钥 匹配 私钥 的收件人才能破译邮件以供阅读。. 但是，任何没 ...
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
导入或导出文本（.txt 或 .csv）文件 - Microsoft 支持
导入或导出文本（.txt 或 .csv）文件. 有两种方法可以使用 Excel 从文本文件导入数据：可以在 Excel 中打开数据，也可以将其作为 外部数据区域 导入。. 若要将数据从 Excel 导出到文本文件，请使用 “另存为” 命令，并从下拉菜单中更改文件类型。. 有两种常用的 ...
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
所有产品
如果您需要对 Microsoft 产品和应用的支持，您可以访问这个网站，查找相关的帮助主题，或者联系专业的支持人员。