That’s not good for your TV because if you are using Wi-Fi on your home, then you don’t use it because you are connect first your Wi-Fi to device this device. Wi-Fi to you connect to your mobile and then you cast your phone you when you use you don’t use Wi-Fi your home Wi-Fi to using data you using internet. You also don’t connect your laptop because you are using Wi-Fi. Direct. That’s not good for that.