When you enable an add-in, it adds custom commands and new features to Microsoft 365 programs that help increase your productivity. Because add-ins can be used by attackers to do harm to your computer, you can use add-in security settings to help protect yourself.

使用 Outlook 网页版中的邮件文件夹. 删除电子邮件文件夹. 使用 Outlook 网页版中的邮件文件夹. 搜索一封邮件. 在 Outlook 网页版中搜索邮件和人员. 存档旧的电子邮件. 使用 Outlook 网页版中的存档、整理和其他工具来整理你的收件箱. 获取与登录、 更改密码、 创建和 ...

Select Sent Items in the left folder pane, then double-click the sent message to open it in a separate window. From the ribbon, select Recall Message, then select OK in the confirmation dialog box. Shortly thereafter, you'll receive a Message Recall Report in your inbox. Select the link in that message to see whether your recall has succeeded ...

选择你需要帮助的产品. 我们将首先向你显示自助选项。. 其他帮助也可提供，包括与 Microsoft 专家的实时聊天。. 联系 Microsoft 支持人员。. 查找常见问题的解决方案，或从支持专员那里获取帮助。.

Sign in to Outlook on the web with your work or school account. Go to outlook.office.com. If you're not automatically signed in with your work or school account, follow the prompts to enter the email address and password for your work or school account. Follow any two-factor authentication prompts you may have previously set up for this account.

Select Add account at the bottom of your list of folders or go to Settings and choose Add account in Accounts. Currently supported accounts include Microsoft accounts for work or school, and Outlook.com, Hotmail, or Gmail accounts. In your folder list, you can mark folders, categories, or contacts from any of your accounts as Favorites for ...

To sign in to your Microsoft personal account, go to account.microsoft.com or select Sign in below. Sign in. Tip: If you don't have a Microsoft account, you can select " No account? Create one! Enter your email, phone number, or Skype sign-in that you use for other services (Outlook, Excel, etc.), then select Next.

获取主题. 若要获取主题，请展开以下类别之一，选择主题的链接，然后选择“ 打开 ”。. 这样会将主题保存在电脑中并应用于桌面。. 如果你愿意，还可以从 Microsoft Store 安装某些主题。. 从 Microsoft 获取免费的 Windows 主题，以个性化设置电脑的背景、颜色和 ...

Get Microsoft Complete Protection Plan when you purchase your device. All Microsoft devices and accessories come with a Standard Limited Warranty. Microsoft Complete provides extended hardware and accidental damage coverage. After purchase, you’ll also receive unlimited technical support from Microsoft. Available in select markets only.

分析数据. 询问有关数据的问题，而无需编写复杂的公式。. 并非在所有区域设置中都可用。. 浏览数据. 规划和跟踪运行状况. 在 Excel 的帮助下，解决健康和健身目标，跟踪进展，并成为最好的自己。. 保持健康. 对 Excel 2013 的支持已结束. 了解 Excel 2013 支持的 ...