While the speakers are compatible with Windows 10 and 11, you may need a specific Realtek Audio Console to enable surround sound features like "Speaker Fill". Step-by-Step: Enabling 5.1 Sound on Windows 10/11
That leads to fake driver scanners and malware. Search for “Realtek HD Audio 5.1 driver” or “[Your PC model] audio driver” instead. Logitech 5.1 X-530 Driver Download FULL