Fix your Outlook email connection by repairing your profile
Learn how to diagnose and fix errors in your Outlook mail profile that might prevent you from working offline. Follow the steps to use the built-in Repair option in Outlook 2016 or download the Microsoft Support and Recovery Assistant tool.
Applies To:
Outlook for Microsoft 365, Outlook 2024, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Microsoft 365 admin
Sign in to SharePoint - Microsoft Support
Learn how to access SharePoint, a browser-based app for online collaboration and document management, through your web browser. Find out how to check your subscription, troubleshoot issues, and get training for SharePoint.
Applies To:
SharePoint in Microsoft 365
Screen mirroring and projecting to your PC or wireless display
Learn how to mirror or project the screen of another device to your Windows PC using Miracast. Follow the steps for Windows 11 or Windows 10 to install the Wireless Display app or the Connect app and select the device you want to cast to.
How to sign in to Hotmail - Microsoft Support
Learn how to access your Hotmail or Outlook.com email account with your Microsoft Account password. Find troubleshooting tips, service status, and contact information for Outlook.com help.
Applies To:
Outlook.com
Redeem a gift card or code to your Microsoft account
Learn how to redeem a Microsoft gift card, Xbox download code or token, Office product key, or Windows activation code to your Microsoft account. Find troubleshooting tips and contact support if you need help.
Applies To:
Microsoft account dashboard
Add someone to your family group in the Xbox Family Settings app
Learn how to use the Xbox Family Settings app to create and invite family groups, set content limits, and customize settings for each member. Find out how to add organizers, members with or without Microsoft accounts, and troubleshoot common issues.
Fix sound or audio problems in Windows - Microsoft Support
Learn how to troubleshoot common sound or audio issues in Windows 11 or Windows 10. Follow the steps to check your speaker output, run the audio troubleshooter, update or uninstall your audio driver, and more.
Create installation media for Windows - Microsoft Support
Learn how to use a USB flash drive or DVD to install or reinstall Windows 10, 8.1, 7, or 11. Find the software download website, product key, and recovery options.
I can't sign in to my Microsoft account - Microsoft Support
Find out how to fix problems signing into your Microsoft account, such as password reset, username verification, or account deletion. Use the Sign-in Helper tool to check your account details and get guidance.
Applies To:
Outlook 2024, Outlook 2024 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Microsoft 365 for home, Outlook.com, GroupMe, Microsoft account dashboard, Microsoft Teams, Microsoft Teams personal, Microsoft To Do, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows, Outlook for Android, Outlook for iOS
手机连接要求和设置 - Microsoft 支持
系统要求. 手机连接 体验从 Windows 电脑和 手机连接 开始。 从电脑中，你可以使用预安装在设备上的连接至 Windows 应用或可从 Google Play 或 Samsung Galaxy Store 下载的连接至 Windows 连接到选择 Android、Samsung、HONOR、OPPO、ASUS 和vivo体设备。