Change stop for shutdown VM in power off button. shutdown work OK in Web Administrato

[regg]

good day:

anybody know the way for change stop VM when power button is pressed for shutdown? the shutdown work correctly from the web administrator and console (acpi in the host installed and the windows VM acpi shut down without having to log on configured) but if i use the power button this send a stop signal and the vm STOP by force brute.

any idea?

thanks for the help

regg