Application is horrible, it cannot find my keyboard G613 even though it is paired to the same unified receiver as my mouse. Really only downloaded this in hopes that I could update drivers as windows site Logitech drivers as the reason I cannot enable a security setting. Do better, you're the biggest input device company on the planet, make the best keyboards, mice, joysticks and web cameras period, all of which I own, Yet you consistently have the absolute worst software solutions imaginable.