MS Paint Drawing - Color Replacer

Now it's time to change the unwanted color.
With a little details about eraser tool.

By hold left-click and drag through the area to remove color.
You can erase everything but
If you hold right-click instead.
You can remove just some colors.

Please note that by hold right-click,
MS Paint eraser tool will erase
your primary color to paper color.
so lucky you can change your paper color
by use pick color tool and
select your paper color by right-click





Now try erase the color by hold right-click