Extended Keys Manager - Version 1.0 Control Caps, Num, and Scroll Lock Keyboard Keys with Keyboard Software Utility. Control Initial State of Extended Keys with Simple and Easy to Use Software Utility. The Keyboard Software Utility Exits from memory after setting the configured state of Caps Lock, Scroll Lock and Num Lock Keys. So you do not need to worry about memory Consumtion. Control State (i.e. ON or Off) of Extended Keys with Simple CheckBoxes. Download Keyboard Software Utility Now and Control the State of Caps Lock, Scroll Lock and Num Lock Keys on Keyboard of Computer or laptop easily.