How can you make this plugin work :
First you need to add an attribute by entering name, slug, description & type which is extendable to radio, color, image & button, you can modify them later if you want by hovering on the added name.
Now, click on configure terms either on newly added terms or previously listed terms there. after clicking this you will see an interface like –
Now you can do both things, first either you can add a new term by selecting color or second edit the previously added term.
This is the single page for the variation and as you can see not available product gone faded as you made the setting for it. here customers can choose variations and add to them in cart.
Same like you can add as many variations you want to add that will work the same as displayed above.