The PC industry’s transition from BIOS to UEFI is still ongoing, and not all hardware in the market, especially older hardware, understands how to communicate with UEFI firmware. For this reason, motherboards with UEFI firmware can toggle between two modes: UEFI Mode and CSM Mode. Compatibility Support Module (“CSM”) mode emulates some aspects of the older BIOS standard by disabling many of the advanced performance / security / reliability features of UEFI Mode. In other words: compatibility with older hardware is maximized, but modern hardware like the AMD Radeon™ Graphics may lose access to