While originally designed for older Windows versions (like Windows 7 and 8), it can often be "force-installed" on Windows 10 and 11 to enable Dolby Digital output over HDMI or SPDIF.
You cannot simply install this driver on any computer. Your hardware must support it. dolby pcee driver 64 bit link
Official and safe links for Dolby PCEE drivers are typically hosted by rather than Dolby directly. While originally designed for older Windows versions (like