I bought a requinable sofa two weeks ago and it is all uncooked, the material would like to know what to do so that I can also

Go to have it changed, take the purchase receipt and the item purchased. As long as it is within the warranty time

Of course they change it. Bring your proof of purchase. And if it is within the warranty time, you will not have any problem.

You can return it with the invoice

VERY GOOD AFTERNOON FRIEND, IF YOU HAVE A WEEK OF USE THE SOFA, AND YOU HAVE THE PURCHASE INVOICE YOU CAN TAKE IT AND IT WILL BE CHANGED BY DEFAULT FACTORY.