light switch metal faceplate earth ground cpc

I just unscrewed a few metal faced light switches to paint some walls (after turning off the circuit) and it looks like some wires have come loose, even though I was pretty gentle. The first pic, there is a brown cable near the bottom of the switch, and the second pic there is a loose brown and...

Hi peeps, I’m wanting to replace an existing plastic single light switch with a brushed chrome one. The new switch has two parts: the clip on outer face plate (didn’t want screws showing) and the part that you wire up to and fix to the back box for the face plate to clip on to, if you get my...