Did you install the SADES drivers or use Windows ones?
if you are on desktop
press Win key
press tab
use arrow keys on keyboard to highlight the power button
press enter to open menu
use the arrow key to highlight restart
While holding shift down, press restart
PC will restart and load into advanced start up
Hopefully mouse is working here.
lets see if mouse works in safe mode
choose troubleshoot
choose advanced
choose start up options
hit the restart button
choose a safe mode (it doesn't matter which) by using number associated with it.
Pc will restart and load safe mode