For your TV (assuming it's from this decade -- the one we had before this was decidedly NOT):
https://www.roku.com/products/streaming-stick-plus
https://www.roku.com/products/streaming-stick-plus
Well.. a phone is worse.Roku?
Uhg...there's nothing worse than trying to watch TV on a computer.
I was doing this until we got the Roku. But you'd be watching TV and some email message or instant message would pop up. This works even better than the "Smart TV" that came on the TV.I cast off a phone or tablet to a tv. Lots of free apps plus monthly payment apps.