[Dual Monitors and MAME opening up on the wrong monitor.]

On 9/9/2018 at 8:46 PM, MadK9 said:

in the mame ini change the following to the monitor you want it on 1/2/3/4

#
# OSD PER-WINDOW VIDEO OPTIONS
#
screen                    \\.\DISPLAY1
 

This worked for me but I had to change the number of screens (numscreens) in the mame.ini also.  For some reason MAME defaulted it to 1 screen.