Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Summary. Windows includes a tool called Microsoft System Information (Msinfo32.exe). This tool gathers information about your computer and displays a comprehensive view of your hardware, system components, and software environment, which you can use to diagnose computer issues.

You can choose which apps will start automatically when you start your device.

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.

How to stop website notifications in Microsoft Edge. You can remove or block notifications for individual websites in the following ways: Remove or block notifications in Edge settings

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.

Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.

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，可以使用预安装在设备上的连接至 Windows 应用或从 Google Play 或 Samsung Galaxy Store 下载的应用连接到选择 Android、Samsung、HONOR、OPPO 和华硕设备。