The SAMSUNG USB Mobile Modem Windows driver is software that allows your Windows computer to recognize and communicate with a Samsung mobile device used as a USB modem. This enables the device to connect to the internet through your computer by utilizing the mobile data service from your carrier.

If you are using a Samsung smartphone as a USB modem (also known as tethering) for internet access, the modem driver is essential for the device to function correctly when connected via USB. Typically, this driver comes with Samsung's software suite or is automatically installed when you connect your phone to your PC.