REMOVING THE USB DRIVER FOR WINDOWS
Reference
If you are a Windows 2000/ME/XP user, follow the procedure below to remove the USB Driver.
1.Connect the PC to the camera (PC mode, power on)
2.As mentioned above, remove [ Samsung Digimax 350SE Camera ] in [ Add/Remove programs ]
3.Click [Unplug or Eject Hardware] icon on the task bar. Click [Stop] on the [Unplug or Eject Hardware] window and click [Ok] on the next window.
4.Click [ System ] on Control Panel.
Trace [Device Manager 
Universal serial bus controller 
Samsung USB Mass Storage Device] and click the right mouse button. Then the
following window will be displayed.
Click [Remove] to remove the USB Driver. Restart the computer
