english guide since video is in greek version of comodo. open your comodo internet security interface.- you go at the defense+ options. you go at the control applications options tab (i am not sure thats the correct name, video is in greek). click the exceptions button on bottom of the page. click add option. go at search. find the file with the client and add it. click apply to all tabs. right click your comodo tray. select gaming mode. this should work, please inform us if it is working or not so that if it is we move this to instructions section. p.s: thanks to marks for the video. best regards.