Holen Sie sich das neueste Windows-Update - Microsoft-Support
Windows-Geräte erhalten möglicherweise zu unterschiedlichen Zeiten neue Funktionen, da Microsoft nicht sicherheitsrelevante Updates, Fehlerbehebungen, Verbesserungen und Verbesserungen über verschiedene Wartungstechnologien bereitstellt – einschließlich des kontrollierten Featurerollouts (Controlled Feature Rollout, CFR). Windows informiert Sie darüber, ob Sie Ihr Gerät neu starten ...
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2
Share OneDrive files and folders - Microsoft Support
The files on your OneDrive are private until you share them. Keep in mind that when you share folders with Edit permissions, people you share with can add the shared folders to their own OneDrive.. This lets them keep the folder alongside their own folders and items, easily move items between folders, and more easily work on it offline.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint Server 2016, SharePoint Server 2013 Enterprise, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), SharePoint in Microsoft 365 Small Business
Скачивание, установка и повторная установка Microsoft 365 или Office ...
Microsoft 365 или Office для дома. Если у вас есть домашний продукт и он поставляется с ключом продукта*, перед установкой в первый раз (или предоставление общего доступа к нему, если у вас есть Microsoft 365 для семьи ), необходимо ...
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
Change privacy settings in Windows - Microsoft Support
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
PowerPoint for Windows training - Microsoft Support
Training: Watch and learn how to use PowerPoint in Windows. Explore PowerPoint training guides, articles, and how-to videos.
Applies To:
PowerPoint for Microsoft 365, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016, Office for business
Product activation for Windows – online & support telephone numbers
To activate Windows 11 using an internet connection: As Windows 11 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > System > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows.. To activate Windows 11 by phone:
在电脑或 Mac 上下载并安装或重新安装 Microsoft 365 或 Office 2021 - Microsoft 支持
准备好安装了吗？ 在开始之前，请确保电脑或 Mac 满足 系统要求。. 如果你已兑换产品密钥，只需重新安装应用，或者知道你已通过工作或学校分配了许可证，则可以跳到登录部分 ，下载并安装 Microsoft 365 或 Office。 但是，如果是 首次 安装 Microsoft 365 或 Office，可能需要先执行一些步骤。
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
KB4023057: Update Health Tools—Windows Update Service components
Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.Therefore, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.
使用 VLOOKUP、INDEX 或 MATCH 查找值 - Microsoft 支持
使用 vlookup、hlookup 和其他函数（如 index 和 match）根据您输入的值搜索和查找数据。 本文将让您快速回顾 vlookup，然后链接到更多内容。
Applies To:
Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016