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Share OneDrive files and folders - Microsoft Support
Use OneDrive as a cloud backup to share your files and folders with others. Learn how to control permissions, allow editing, or set expiration dates.
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
Microsoft Support
Microsoft Support offers assistance for Microsoft products, including how-to articles, videos, and training for various software and devices.
Set up email in the Mail app - Microsoft Support
This article tells you how to add email accounts to the Mail and Calendar apps so you can start sending and receiving email and creating and managing events.
Applies To: Mail for Windows 10, Outlook Mail for Windows 10
Troubleshoot Outlook email setup - Microsoft Support
Learn how to troubleshoot and fix problems setting up your email in Outlook.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft 365 admin
How to use Remote Desktop - Microsoft Support
Learn how to use Remote Desktop in Windows. On your Windows, Android, or iOS device: Open the Remote Desktop app (available for free from Microsoft Store, Google Play, and the Mac App Store), and add the name of the PC that you want to connect to (from Step 1). Select the remote PC name that you added, and then wait for the connection to complete.
Recovery options in Windows - Microsoft Support
Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.
Windows sign-in options and account protection - Microsoft Support
Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.
Troubleshoot Windows Media Player Errors - Microsoft Support
Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.
激活 Windows - Microsoft 支持
了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态,以及链接Microsoft 帐户。
Change or reset your PIN - Microsoft Support
Learn how to reset your PIN if you aren't signed in to Windows and having trouble using your PIN.