Redeem a gift card or code to your Microsoft account
How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.
Applies To: Microsoft account dashboard
Fix sound or audio problems in Windows - Microsoft Support
If you’re having sound or audio problems, the following suggestions might help. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t.
Update drivers manually in Windows - Microsoft Support
Note: The best and safest way to get driver updates in Windows is always through Windows Update.If you are having problems with Windows Update, you might see if any of the links at Update Windows can help you out first.
Fix Bluetooth problems in Windows - Microsoft Support
Before you start. Check these things before you start troubleshooting Bluetooth on your device: Check your product information. If you’re setting up a new device and Bluetooth is missing, check the product specifications to make sure it has Bluetooth capabilities.
Use the System File Checker tool to repair missing or corrupted system ...
Swipe in from the right edge of the screen, and then tap Search.Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.Type Command Prompt in the Search box, right-click Command Prompt, and then click Run as administrator.If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.
Receive Remote Assistance Support from Microsoft
Remote Assistance Support from Microsoft allows a Microsoft support professional in another location to view your computer screen and work on your computer over a secured connection.Protect yourself from tech support scams.
Cloud gaming with Xbox | Xbox Support
Learn about cloud gaming on Xbox using your Android, iOS, or Windows device.
Screen mirroring and projecting to your PC or wireless display
Note: The Wireless Display app is available on devices running Windows 11 version 22H2 and newer.If you're running an earlier version of Windows, launch the Connect app by entering connect in the search box on the taskbar, and selecting Connect in the list of results. To find out which version of Windows you're running, see Which version of Windows operating system am I running?
Find your Windows product key - Microsoft Support
Learn how to find your Windows product key for activation or when to use a digital license instead.
Applies To: Microsoft account dashboard
Xbox 玩家代號常見問題集 | Xbox Support
新的 Xbox 玩家或想要變更其玩家代號的玩家可以請求使用自己想要的玩家代號 (最多 12 個字元)。 如果玩家代號已經有人使用,就會附加數字尾碼,以區別您和使用相同玩家代號的其他玩家。