# NFT如何提前授权，第一时间在opensea上挂单卖出

**Published by:** [Michael](https://paragraph.com/@diamondhehua/)
**Published on:** 2022-08-05
**URL:** https://paragraph.com/@diamondhehua/nft-opensea

## Content

打开opeasea的合约地址 0xa5409ec958C83C3f309868babACA7c86DCB077c1 输入你的钱包地址，就会获得你注册opensea时的合约地址 以授权pxn为例，0x160C404B2b49CBC3240055CEaEE026df1e8497A0 连接metamask，找到setApproveForAll第一行填写刚才的合约地址，第二行填写true，发送交易，即可完成提前授权

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