Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

Cast to a display from a Windows PC. You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.

If you want to install an app that isn't available in the Microsoft Store, you'll need to switch out of S mode. Windows 11 in S mode is only available in the Windows 11 Home edition. If you have the Pro, Enterprise, or Education editions of Windows 10 in S mode, Windows Update will not offer Windows 11 because S mode is not available in those ...

Start by running the automated audio troubleshooter in the Get Help app. Get Help automatically runs diagnostics and takes the correct steps to fix most audio issues. Open Get Help. If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: Windows 11 Windows 10. 1.

If multiple downloads are available and you want to update your Surface with the latest drivers and firmware from the Download Center, select the .msi file name that matches your Surface model and version of Windows and select Next. For example: To update a Surface Pro 7 with build 19041 of Windows 10, choose SurfacePro7_Win10_19041_22.011.9935 ...

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Learn how to add user accounts in Windows 10 and Windows 11. With an account, each person has separate files, browser favorites, and a private desktop.

屏幕镜像和投影到电脑或无线显示器. Windows 11 Windows 10. 如果你正在使用 Windows 电脑，并且想要在电脑设备上显示来自其他屏幕的应用程序和内容，则需考虑将设备屏幕镜像或投影到电脑。. 请注意，需要支持 Miracast 的设备。. 下面介绍如何将另一个屏幕或项目 ...

To share a file or folder over a network in File Explorer, do the following: Right-click (or long-press) a file, and then select. Select a user on the network to share the file with, or select. If you select multiple files at once, you can share them all in the same way.