Step1 -Use OpenZeppelin to develop contracts1. Go to the Wizard link of OpenZepplin and see the editor as shown below, similar to remix.2. Select the ERC721 button, fill in the name and abbreviation of the NFT in Name and Symbol, check Auto Increment Ids, Enumerable, , URI Storageand you can find that the code in the IDE on the right has also changed accordingly.Step2 -Modify the contract in remixAt the top of OpenZepplin's Wizard editor, click the Open in Remixbutton , and the browser w...