If you still get “No Audio Device Installed” after all steps, and try a different PCIe slot. Some Windows 11 builds (22H2 and newer) require you to install the driver in Safe Mode with networking.

. To ensure your sound card functions correctly on this operating system, you must use the Sound Blaster Command software suite rather than legacy drivers. ru.creative.com Official Driver & Software Link

The update resets audio exclusivity settings. Fix:

support.creative.com > Products > Sound Blaster > Sound Blaster Z Series > Sound Blaster Z SE

Once installed, open Sound Blaster Command and check for updates within the application to ensure you have the latest version (e.g., version Creative Worldwide Support Troubleshooting Common Windows 11 Issues

Sound Blaster Z SE on Windows 11, the primary download you need is the software package, which includes the necessary drivers and control interface. Official Download Link