1. Log in to Taobao, find the "Qianniu Seller Center" in the upper right corner of the homepage, and click to jump to the webpage. 2. Enter the work module and click "Products for Sale" on the left to jump to the webpage.

3. Enter the list of products for sale, find the product whose category you want to change, click the "Edit Product" button on the right side of the product and enter the editing interface.

4. In the editing interface, click the "Switch Category" button to enter the category selection interface.

5. Reselect the correct product category. If the other data settings of the product have not changed, directly click "Submit Product Information" at the bottom of the webpage to publish the product, and the product category can be re-modified and published.

6. If you want to modify the product introduction in the store profile or modify more store settings, you can click to enter the "Qianniu Seller Center" and make more store settings in "Store Management".