Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
Windows Media Player - Microsoft Support
Learn how to download and customize Windows Media Player. Get troubleshooting help and how-to information for Windows Media Player 12.
Mac Microsoft 365 Office 2021 - Microsoft
了解如何在电脑或 Mac 上安装、重新安装或激活 Microsoft 365 或 Office 2019。
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
Windows - Microsoft
Windows 中的屏幕闪烁问题通常是由显示驱动程序导致的。 若要更新显示驱动程序,需要在安全模式下启动电脑、卸载当前的显示适配器,然后检查驱动程序更新。
Microsoft - Microsoft
本页可帮助你了解如何使用 Microsoft 日语输入法,包括输入法功能和键盘快捷方式。
Outlook.com - Microsoft
若要在 Outlook.com 中获取支持,请单击此处或选择菜单栏上的帮助,然后输入查询。 如果自助服务无法解决问题,请向下滚动到“仍需要帮助?”,然后选择“是”。 若要在 Outlook.com 中联系我们,需要登录。
Applies To: Outlook.com
Windows 11 - Microsoft
从确保设备可以运行 Windows 11 到备份文件和安装 Windows 11,了解如何为 Windows 11 升级做好准备。
Outlook - Microsoft
Outlook 网页版是组织使用的基于 Web 的 Outlook 版本。你需要使用工作或学校帐户登录才能访问此基于 Web 的 Outlook 版本。 你的工作或学校帐户通常由组织中的某人分配给你。
Applies To: Office for business, Office 365 Small Business, Outlook on the web, Outlook on the web for Exchange Server 2016
Back up your folders with OneDrive - Microsoft Support
Learn how to create a OneDrive backup on your PC. Set up OneDrive PC folder backup to access, manage, stop, or fix problems with PC folder backup.
Applies To: OneDrive for Business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Use la herramienta Comprobador de archivos de sistema para reparar los ...
Se describe cómo utilizar la herramienta Comprobador de archivos de sistema para solucionar problemas relacionados con archivos de sistema que faltan o están dañados en Windows 8.1, Windows 8, Windows 7 o Windows Vista.
Fix problems signing in to the Xbox app - Microsoft Support
Get troubleshooting steps for when you can't sign in to the Xbox app.