Open https://opensea.io, click on the three dots in the upper-right corner, and press Connect wallet.
Tap WalletConnect.
Tap Connect on the screen that appears.
Open the Tangem app and press Start.
You are now connected to OpenSea (your wallet and account icon appears in the platform menu). To start minting NFTs, tap Create.
A new window for minting a new NFT appears.
- select the item you want to upload;
- name it;
- add a link to it;
- make a description.
Select the NFT collection and other attributes.
Choose the blockchain to run your NFT and click Create.
Verify that you are not a robot, and your NFT will be created.
Important: If you want to sell your NFT with minimal commission fees in the future, choose the Polygon blockchain.
To view it in your OpenSea profile:
Click on the three dots in the upper-right corner and select Account.
Click "Profile".
You will find a page with the NFTs you have created and purchased.