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Move your files to a new Windows PC - Microsoft Support
If you're making the move to a new PC, you don't have to leave behind your photos, videos, files, and folders. You can bring them all with you to your new PC using one of the following options. We recommend using OneDrive to quickly save your files in the cloud.
修复 Windows 中的声音或音频问题 - Microsoft 支持
修复 Windows 中的声音或音频问题; 设置 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式 USB-C 耳机
Manage devices used with your Microsoft account
Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.
Applies To: Microsoft account dashboard
Improve my PC performance in Windows - Microsoft Support
If your Windows 10 PC is running slowly, there are some solutions you can try to help make it run better.
Windows 11 System Requirements - Microsoft Support
Learn about Windows 11 minimum system requirements and how to assess your upgrade eligibility.
Anmelden bei Hotmail - Microsoft-Support
Hotmail ist jetzt Outlook.com. Erfahren Sie, wie Sie sich anmelden, um auf Ihr Outlook.com-, Hotmail-, Live- oder MSN-E-Mail-Konto zuzugreifen.
Applies To: Outlook.com
Create a recovery drive - Microsoft Support
Create a recovery drive so you can reinstall Windows 10 or Windows 11 in case you experience a major issue such as hardware failure.
Add or manage a Yahoo! email account in Outlook
In Outlook, you have the option to: Add a new Yahoo account | Set Yahoo account as primary | Delete existing Yahoo account. Add a new Yahoo email account. On the View tab, select View settings.
Applies To: Outlook for Microsoft 365, New Outlook for Windows
Fix problems with your PC by using Windows Update
Once the reinstall is complete, restart your PC if you didn’t choose to allow it to restart automatically. Fix problems using Windows Update isn't displayed. If your PC is managed by your work or school, Fix problems using Windows Update might be unavailable.
Recover lost or deleted files - Microsoft Support
Learn how to recover files that have been lost, deleted, or accidentally changed.