As many as you like. Netflix's streaming plan will allow for four concurrent connections. If you have 20 TVs in your mansion, you'll need five Netflix accounts, assuming you and your 19 brothers and sisters all want to watch TV at the same time on a different TV. read more
There are many ways to watch Netflix on your TV - all you need is a device with the Netflix app! The Netflix app is available on many Smart TVs, game consoles, streaming media players, set-top boxes, and Blu-ray players. read more
If you've shared your Netflix account with friends or family, they may be using Netflix while you're trying to watch. The number of account users that can stream at the same time will depend on your Netflix plan. You can see the limit for your account, as well as other plan options, on the Change Plan page. read more