Once installed and recognized Chromecast key, program Pluzz the application (for example, but it's the same for the others) are getting no problem, but after a few seconds, they stop indicating a problem wifi, when I have a very good bandwidth (I own the 100 mega cable) and the TV is installed near the box. Moreover, these same programs work perfectly on substrates with which I run them, computers, phones, tablets. In two days, I was not able to view any program which stops approximately every minute. Very clenching! I am quite disappointed with this product that seemed promising.