Integrate a smart contract to Opensea
Sometimes, Opensea doesn´t automatically recognize a smart contract, so you need to import it manually, here are the steps to follow:
1-Go to "My collections"

2-Select Main or Test Network:

3- Select the blockchain you deployed on a paste the contract address:

1-Go to "My collections"

2-Select Main or Test Network:

3- Select the blockchain you deployed on a paste the contract address:

Updated on: 19/05/2022
Thank you!