I use enumdisplaymonitors for this purpose, (I have a number of scripts to start apps on specific monitors, or on the monitor the mouse is on (from toolbars or other apps tool menus etc.)) here is the MultiMon.au3 I wrote and am currently using (could have a whole bunch more capability, but does what i need it to, the one thing I keep meaning to add is a custom MsgBox that I can place on a specific monitor) It all seems to still work, (I just cleaned up the code a bit, added some minim