You can remotely control another person's iPhone, iPad, and Mac using FaceTime. This requires you to use Facetime's screen sharing feature and request control of the other person's device.

That's it! You can now use your phone as a remote control for your Vizio Smartcast TV. By using the app remote, you also get access to some features not available on the regular physical remote.

Over on his YouTube channel [Electronic Wizard] has released a video that explains how infrared (IR) remote controllers work: IR Remote Controllers protocol: 101 to advanced. This video covers the … ...