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Fix sound or audio problems in Windows - Microsoft Support
Fix your audio drivers. Hardware problems can be caused by outdated or malfunctioning drivers. Make sure your audio driver is up to date and update it if needed. If that doesn't work, try uninstalling the audio driver (it will reinstall automatically).
Use the System File Checker tool to repair missing or corrupted system ...
If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.
Shut down, sleep, or hibernate your PC - Microsoft Support
Select Start , and then select Power > Hibernate. Press the Windows logo key + X on your keyboard, and then select Shut down or sign out > Hibernate. Note: If devices connected to your PC (like monitors, printers, or scanners) aren't working properly after waking up from sleep or hibernate, you might need to disconnect and reconnect your device ...
Which version of Windows operating system am I running?
Under Device specifications > System type , see if you're running a 32-bit or 64-bit version of Windows. Under Windows specifications, check which edition and version of Windows your device is running. If you're having a problem with activation, see Activate in Windows.
Request a refund for digital games | Xbox Support
Find out how to submit a request for a refund for a purchase of digital Xbox content.
Xbox Status | Xbox Support
Did this resolve your issue? Check the Xbox services, games, and apps for any service outages.
Create installation media for Windows - Microsoft Support
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.
Contact us | Xbox Support
Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.
Recover lost or deleted files - Microsoft Support
If you can't find a file on your computer or you accidently modified or deleted a file, you can restore it from a backup (if you're using Windows backup) or you can try to restore it from a previous version. Previous versions are copies of files and folders that Windows automatically saves as part of a restore point.
当启动 Xbox 游戏或应用程序时出现 0x803F8001 错误
在 Xbox 主机上启动游戏或应用程序时看到以下错误代码和消息:. 0x803f8001. 你是该游戏或应用的所有者吗?. 如果有游戏光盘,请立即插入。. 否则,请确保登录到 Xbox 网络。. 如果您无权运行此游戏,您需要前往 Microsoft Store 获取。. 这可能意味着我们在检查使用 ...