Filter junk email and spam in Outlook - Microsoft Support
Learn how to block someone or add email addresses to the safe senders list in Outlook on the web.
Applies To:
Office for business, Office 365 Small Business, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
June 11, 2024—KB5039294 (Monthly Rollup) - Microsoft Support
Windows 8.1 and Windows Server 2012 R2; End of Support; July 9, 2024—KB5040456 (Monthly Rollup) June 11, 2024—KB5039294 (Monthly Rollup) May 14, 2024—KB5037823 (Monthly Rollup)
ROUND function - Microsoft Support
Description. The ROUND function rounds a number to a specified number of digits. For example, if cell A1 contains 23.7825, and you want to round that value to two decimal places, you can use the following formula:
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
激活 Office - Microsoft 支持
如何激活预安装在新 Windows 10 计算机上的 Office 或使用新的产品密钥。
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
Connect your PC to your Xbox One console - Microsoft Support
This article explains how to connect your PC to your Xbox One console.
在 Outlook 中建立群組 - Microsoft 支援服務
Microsoft 365 群組與連絡人群組 (先前稱為通訊群組清單) 不同。 連絡人群組是一組電子郵件地址，您可以用來將電子郵件訊息或會議邀請一次傳送給每個人。
Applies To:
Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, New Outlook for Windows, Outlook for Android, Outlook for iOS
修复 Windows 中的网络连接问题 - Microsoft 支持
如果在连接到网络时遇到问题，并且无法连接到 Internet，可在以下方法中尝试Windows。
如果文件资源管理器不能打开或启动，进行修复 - Microsoft 支持
若要在Windows 11中打开文件资源管理器，请在任务栏上选择“文件资源管理器 ”或按键盘上的 Windows 徽标键 + E。. 如果无法打开文件资源管理器，下面是一些可以尝试的方法。
分享 Xbox Game Pass 订阅 | Xbox Support
了解如何使用 Xbox Game Pass 成员身份与任何 Xbox 主机上的好友共享权益。
Windows 的语言包 - Microsoft 支持
了解如何下载、安装和配置适用于你的 Windows 版本的额外语言包。