Find and remove duplicates - Microsoft Support
How to find and remove duplicates in Excel. Filter for unique values in large or small datasets to clean up your worksheets and workbooks.
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
How do I reassign hot keys for my keyboard? - Microsoft Support
This article shows you how to reassign certain keys to make it easier to accomplish your daily tasks.
如何登入 Hotmail - Microsoft Support
Hotmail 現在為 Outlook.com。 瞭解如何登入以存取您的 Outlook.com、Hotmail、Live 或 MSN 電子郵件帳戶。
Applies To:
Outlook.com
Word for Windows training - Microsoft Support
Training: Watch and learn how to use Word in Windows. Explore Microsoft Word training guides, articles, and how-to videos.
Applies To:
Word for Microsoft 365, Word 2021, Word 2019, Word 2016, Office for business
打开或关闭 Microsoft Defender 防火墙 - Microsoft 支持
即使已开启其他防火墙，开启 Microsoft Defender 防火墙也很重要。 它保护你免遭未经授权的访问。 若要打开或关闭 Microsoft Defender 防火墙，请执行以下操作：
How to get support for Outlook.com - Microsoft Support
If you need help with Outlook.com, you can read our self-help content, or get support via email.
Applies To:
Outlook.com
查看和删除 Microsoft Edge 中的浏览器历史记录 - Microsoft 支持
了解如何在 Microsoft Edge 中查看和删除浏览历史记录以及其他历史记录。
Sync files with OneDrive in Windows - Microsoft Support
Learn how to install and use OneDrive to sync files between your Windows device and the cloud.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet
Mouse and keyboard problems in Windows - Microsoft Support
Troubleshoot problems you might be having with your mouse or keyboard, or other wireless device in Windows.
Holen Sie sich das neueste Windows-Update - Microsoft-Support
Wenn das neueste Windows-Update für Ihr Gerät bereit ist, steht es auf der Seite Windows Update unter Einstellungen zum Download zur Verfügung.