Hdmi lead tv to laptop does not work

[hillzie68]

Hello,
Bought a Hdmi lead from Amazon to contect my Tv to my Lap Top, both Hdmi compatable but nothing happens. Is there something I need to do first?

 

[Ubrales]

Is the TV set to HDMI input?

 

[suat]

Sometimes you have to press a certain key combination on the laptop to switch to HDMI output and what the above poster says. Have you switched to the correct HDMI input on the TV set especially if there is more than one HDMI input ?