hi im fittin a dimmer switch 2 way 2 sets of wires 2 earth 1 yellow 2 blue 1 black 1 red, 1 yellow has a tag 1 black has a tag 1 blue has a tag what goes were seem 2 have got it mixed up get downstairs on or up but not both help please!
Oh dear you seem to be in a mess there, I can make some of the colours out but I think you'll need to contact an electrician like myself to bell out the cores to find out how it's been wired and then connect the cables accordingly....