In order to fix the issue, connect the phone to your PC using the USB cable, press Windows + Pause Break key combination and open Device Manager. Expand the Universal Serial Bus controllers list, right-click on all USB Composite Device items and select Properties. Locate the one that has USB\VID_04E8&PID_6601
in the Details tab, right-click on its icon and select Update Driver/Update Driver Software. Check the Install from a list or specific location (Advanced) box, click Next, select the Don’t search. I will choose the device driver to install option, click again Next, press SAMSUNG USB Composite Device and follow the on-screen instructions. If you still have issues, use the contact information from the official web page to get in touch with the Support team.