A USB Data Cable Windows driver is software that allows your computer to communicate with a device (such as a smartphone, tablet, or external storage) through a USB data cable. This driver enables the transfer of data between the connected device and the computer, such as syncing files, transferring media, or accessing device storage.

The need for a USB data cable driver can arise when you're connecting a device that requires specific drivers for data transfer. While many devices (especially smartphones) may work with default drivers that Windows installs automatically, certain devices require additional or specific drivers to function properly.