The AMD USB4 Host Router Windows driver is part of the software package that enables the functionality of USB4 (Universal Serial Bus 4) on a system powered by an AMD chipset. USB4 is a high-speed data transfer standard that combines the capabilities of Thunderbolt 3 with USB 3.x, supporting speeds of up to 40 Gbps, and allowing for data, video, and power delivery over a single cable.

The AMD USB4 Host Router driver ensures that your computer with an AMD processor or motherboard can support and utilize the USB4 technology properly, enabling faster data transfer, external display support, and device charging through compatible ports.