In the Driver option, you can install drivers and uninstall virtual drive drivers. this option is made to solve problems with uDiscMounter virtual drivers. to fix driver problems such as drivers not available in Windows even though you have installed uDiscMounter properly? Read here.
Number of Virtual drives option, is an option to set the number of virtual drives on your computer, so that uDiscMounter can perform more CD/DVD file mounting points.
Understand the uDiscMounter settings.
This option has two buttons Enable and Disable, to enable or disable CD/DVD file association with uDiscMounter.