Troubleshoot audio problems in Windows Media Center. Troubleshoot Guide downloading problems in Windows Media Center. Learn more about Windows Media Center, including info about what entertainment you can view, how to get it, how to set it up, and troubleshooting steps.

If you're having trouble installing updates, see Troubleshoot problems updating Windows. For answers to frequently asked questions, see Windows Update: FAQ. Learn about Windows service packs and download the latest updates for Windows 10 and Windows 8.1.

Check which version of DirectX is installed. The DxDiag tool reports detailed information about the DirectX components and drivers installed on your system and can be used.

Windows Sonic, Dolby Atmos, and DTS Headphone:X headset settings on Xbox. If you’re plugging stereo headsets into your controller or your Xbox Series X|S or Xbox One console for the first time, your headset format defaults to Stereo uncompressed.

Select Profile & system > Settings > General > Volume & audio output. Under Speaker audio, you can adjust the following settings: HDMI audio - Keep this set at Stereo uncompressed unless your HDMI cable is plugged into a receiver that can process 5.1 or 7.1 uncompressed signals.

All of your digital music, photos, and home movies—as well as a variety of online media—will be only a few clicks away. Learn how to get started in Windows Media Center, including setting up media libraries, calibrating your display, configuring a TV tuner, and setting up speakers.

Microsoft first introduced the signing requirement for user mode PEs in Windows 11, version 21H2. These changes were serviced to the supported Windows client and Windows server products through Windows Update. All versions of Windows 11 natively support Trusted Signing for user mode PE files.

If you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device. For more information about the resolved security vulnerabilities, please refer to the Security Update Guide. Windows Update Improvements.

Learn how to check for, download, and install KB 2919355, an update for Windows 8.1 and Windows RT 8.1.

The system requirements for Windows 8.1 and Windows RT 8.1 are nearly the same as the requirements for Windows 8—if your PC is already running Windows 8 (or Windows RT), in most cases, you can get the free update to Windows 8.1 (or Windows RT 8.1).