i have a sony 42" tv and i cant connect my desktop to it with hdmi cable. in screen resolution>display> only two options avai

[sunil1234]

i have a sony 42" tv and while connecting it with my desktop through a hdmi cable .. my desktop doesnt recognize the tv. on the screen resolution>display>only two options are available.
1. display device on VGA
2. generic non pnp monitor.
what should i do?

 

[ssddx]

MERGED QUESTION
Question from sunil1234 : "pc to desktop hdmi"

i have connected my desktop to my tv with a new hdmi cable but my system doesnt detect it.. in screen resolution>display> only two options available 1. display device on vga 2. generic non pnp monitor. what should i do?????

have you tried uninstalling and reinstalling your graphics (with ddu program to flush completely before reinstall) and audio drivers?