Keep the merit window open or open it wherever you please
Open with cheat engine attach to 12sky2.exe
freeze value at 1 to open
enjoy
Edit. If you want to be able to open and close this without alt tabbing right click the address and go to set/change hotkeys. set whatever you want to change the value to 1(open the window) then another key to change it to 0 (close the window) this way you dont have to alt-tab