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.
Fix microphone problems - Microsoft Support
If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.
Pin apps and folders to the desktop or taskbar - Microsoft Support
In Windows 11, apps don't automatically get added to your desktop. Learn how to pin apps to your desktop or taskbar in Windows 11 or Windows 10.
Install Office 2007 - Microsoft Support
Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE.
Applies To: Office 2007
Stay protected with Windows Security - Microsoft Support
Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.
DirectX - Microsoft
本文介绍如何获取最新版本的 DirectX 以启用系统上的游戏和多媒体应用程序。
Uninstall or remove apps and programs in Windows
There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.
App permissions - Microsoft Support
Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.
Get to know Game Bar on Windows | Xbox Support
Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.
Get updates for apps and games in Microsoft Store
Learn how to get Microsoft Store updates for your apps and games. Download the latest versions of Microsoft Store apps and games.
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.