These controls let you manage the location of hardware shaders on your computer.
Displays the path of the folder used to save hardware shaders.
The default location is in your user settings: \users\<username>\appdata\local\autodesk\3dsmax\2015 - 64bit\enu\plugcfg_ln\ (or "3dsmaxdesign" for 3ds Max Design)
Click to display the Configure System Paths dialog, which lets you choose an alternate location for saving hardware shaders.