There is flashing coloured lights on my television

[Gazza4]

There is flashing lights on my television 

[MightyQuinn]

Hi @Gazza4   Assuming that you mean on the screen output from the Sky Q box and not your television, we are going to need a few more clues. Have you tried a power (unplug) reboot of your Sky Q box. I would also restart your TV.

[Gazza4]

Yes and turned it off overnight 

[Gazza4]

I have turned it on and off and overnight