Kontaktieren Sie uns – Microsoft-Support
Kontaktieren Sie den Microsoft-Support. Suchen Sie nach Lösungen für häufige Probleme, oder erhalten Sie Hilfe von einem Supportmitarbeiter.
Uninstall Office from a PC - Microsoft Support
Learn how to uninstall Office from a PC using the Control Panel or with the uninstall support tool.
Applies To:
Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Global Customer Service phone numbers - Microsoft Support
This page provides phone numbers of Microsoft customer service.
在 Windows 中卸载或删除应用和程序 - Microsoft 支持
可通过不同的方式删除应用和程序，因此如果找不到要查找的应用和程序，可以尝试另一个位置。 请注意，某些应用和程序内置于 Windows 中，无法卸载。
Manage cameras with Camera settings in Windows 11
Configure cameras In Camera settings, you can set default settings for each camera. The settings are stored for each camera and each user account—they don't synchronize between multiple Windows devices.
Change your background in Microsoft Teams meetings
Explore tips to change your Microsoft Teams background. Learn how to replace, blur, or change your Teams background image before or during a meeting.
Applies To:
Microsoft Teams
Check grammar, spelling, and more in Word - Microsoft Support
Improve your writing skills with Word's tools for spelling, grammar, and clarity. Find out how to check and correct errors in your documents.
Applies To:
Word for Microsoft 365, Word for Microsoft 365 for Mac, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
View email messages by conversation in Outlook - Microsoft Support
View your Outlook email messages arranged by conversations to see messages that share the subject line grouped together.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook Web App for Office 365 Small Business, Outlook.com, New Outlook for Windows
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：
配置 Windows Hello - Microsoft 支持
了解如何使用 PIN、面部识别或指纹通过 Windows Hello 登录电脑。