How can i change a pictures background color from color to black and white using only paint?

please help!!!How can i change a pictures background color from color to black and white using only paint?
You can't change it to black and white using only paint, there might be some free editing sites that will have turning color into black and white. You can also try finding cheap editing software.How can i change a pictures background color from color to black and white using only paint?
I think ur talking abt Microsoft Paint.

Its not possible to change the bg clr 2 blk %26amp; wht. better u learn the fotoshop then u can go on to change any media, any bg %26amp; to any color