This is a quick tutorial on how to mint an NFT using the MetaMask desktop extension on a testnet and optionally add the NFT to your MetaMask App.

Mint an NFT using the MetaMask Browser Extension

Step 1: Choose your favourite artwork to mint

• Click the Sequence Gallery logo to view some artworks from the collections grouped by different ways or..
• Use the menu on the left to see all artworks from various collections
• Click on the artwork you want to mint

Step 2: Select the network you want to mint on

• Depending on the category chosen, you can choose between minting on Ethereum (Rinkeby), Polygon/Matic, CELO or BSC
• The different networks have different fees for minting costs
• Only Ethereum and Polygon/Matic are supported by OpenSea at the moment
• In the MetaMask extension, choose which network you want to use

Step 3: Minting process

• Press the active button to start the minting process
• Confirm the payment in MetaMask
• Wait for the process to complete

Step 4: Viewing the NFT

• Refresh the page
• The data saved in the IPFS will show on the page
• NFTs minted on Polygon/Matic or Ethereum (Rinkeby)  can be see in OpenSea

Step 5: Add the NFT to the MetaMask mobile App (optional)

• Click the  VIEW ON POLYGONSCAN/CELOEXPLORER/ETHERSCAN/BSCSCAN button to open the explorer for the network the NFT has been minted on
• Copy the address for the contract and note the Token ID
• In the MetaMask App, select the Wallet screen
• Choose the NFTs tab and press the Import NFTs link
• Paste the contract address and add the Token ID
• Press IMPORT