With the right app, your iPhone is always at the ready to act as a remote for your Samsung TV.

If you have a Samsung Smart TV whose remote has stopped working, don't panic. There are a few things you can try to get the remote back up and running.

If you've got a Samsung TV and a Samsung smartphone or tablet, you may be able to change channels with your mobile device.

Samsung Smart TV users to be able to get live programs, on-demand content, and Web surf on their TVs while using the smartphone or tablet as a program guide and remote control.