Want to know if your TV is spying on you? Maybe this advice will help:

The Telltale LED

In Fake Off mode, the screen appears off and the LEDs on the front of the set change color and dim, as you’d expect if you’d turned off your TV. Yet the TV remains powered and capable of recording conversations. Want to know if Big Brother is listening in? Look at the back of your set. The blue LED back there should be off. It remains illuminated in Fake Off mode, according to the documents WikiLeaks released.

Which TVs?

If you’ve got a Samsung from 2012 or 2013, check to see if you’ve got one of these models: From 2012: UNES8000F, E8000GF plasma, and UNES7550F. From 2013: UNF8000 series, F8500 plasma, UNF7500 series, and UNF7000 series. To determine your firmware version and to update it, go to the main menu, select Support, then select Software Update.

Read the full article, here.