Samsung SCX-4521F Scanner Driver
is a software designed to enable you to correctly operate the Samsung printer-scanner SCX-4521F. With this driver, several of the device's locked features become available.
One of these features is a widened range of supported paper types and sizes. The scanner also gains the ability to feed up to 30 sheets at once.
Installing this driver also makes quickly accessing the printer a breeze, as it automatically appears in your commonly used applications as a printer option.