Determine whether your computer is running a 32-bit version or 64-bit ...
When you install Skype for Business, you need to choose between a 32-bit version installer and a 64-bit version installer. Use the 32-bit installer if you’re using a 32-bit version of Windows and the 64-bit installer with a 64-bit version of Windows.
Applies To:
Skype for Business Online operated by 21Vianet
Troubleshoot buying issues with Microsoft Store
Try these steps if you’re having trouble buying apps, games, or downloads from the Microsoft Store.
Applies To:
Microsoft account dashboard
How to find computer serial number - Microsoft Support
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
Soporte técnico de Microsoft
El soporte técnico de Microsoft está aquí para ayudarle con los productos de Microsoft. Encuentre artículos de procedimientos, vídeos y formación sobre Microsoft 365 Copilot, Windows, Surface y mucho más.
Windows 帮助和学习
查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。
Install Windows Vista Service Pack 2 (SP2) - Microsoft Support
Learn how to download and install Service Pack 2 for Windows Vista to ensure your computer gets important updates and improvements to Windows.
Microsoft 支持
Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows、Surface 等操作方法的文章、视频和培训。
Utilisez l'outil Vérificateur des fichiers système pour réparer les ...
Décrit l'utilisation de l'outil Vérificateur des fichiers système pour résoudre les problèmes des fichiers système manquants ou endommagés sur Windows 8.1, Windows 8, Windows 7 ou Windows Vista.
Служба поддержки Microsoft
Служба поддержки Майкрософт поможет вам использовать продукты Майкрософт. Ознакомьтесь со справочными статьями, видео и учебными курсами по Microsoft Copilot, Microsoft 365, Windows, Surface и другим решениям.
Microsoft Support
Find how-to articles, videos, and training for various Microsoft products and services on the official support page.