登录 Office - Microsoft 支持
从 Web 浏览器登录到 www.office.com，然后开始使用 Web 上的应用或访问与你的帐户相关联的其他 Web 服务（如 OneDrive）。. 登录到已安装 Office 应用的方式取决于你的设备。
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, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Excel for the web, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, 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, 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, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, OneNote for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Project Online, Microsoft 365 for Mac
Guida e formazione su Microsoft Edge
Ottieni assistenza e supporto per Microsoft Edge. Trova i contenuti di supporto Microsoft Edge, nonché articoli pratici, esercitazioni e altro ancora.
如何登录或注销 Outlook.com - Microsoft 支持
无法登录到 Hotmail 或 Outlook.com？ Microsoft 始终保持留意异常的登录活动，以防其他人试图登录到您的帐户。 如果您在去新地方的旅途中或使用新的设备，我们可能会要求您确认登录的确实是您。
Applies To:
Outlook.com
工作或学校帐户双重验证的常见问题 - Microsoft 支持
此内容可帮助你使用工作或学校帐户，即组织 (dritan@contoso.com) 等提供给你的帐户。 如果在个人 Microsoft 帐户（即你为自己设置 (的帐户（例如，danielle@outlook.com) ）上出现双重验证问题，请参阅打开或关闭 Microsoft 帐户的双重验证。. 我没有随身携带移动设备
登录到 SharePoint - Microsoft 支持
在窗口的左上角，选择应用启动器 > 所有应用 > SharePoint. 提示：如果在“所有应用”下看不到“SharePoint”应用，请使用窗口顶部附近的“搜索”框搜索 SharePoint 。
Applies To:
SharePoint in Microsoft 365
Office Help & Training
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Microsoft Edge 說明與學習
使用新的 Bing 內建功能體驗 AI 支援的瀏覽. 在 Microsoft Edge 中取得完整的解答、摘要資訊，共同尋找靈感。 按一下下方的 [立即試用]，即可開始使用 AI 支援的 Copilot 網頁版。