Before you start, make sure to connect to Polygon by following this guide.
Sign in and go to the My Domains section of our website.
Click Free Mint next to the domain.
The MetaMask web app will pop up, click on Sign to connect your wallet.
Then check the box next to I understand then click on Confirm to mint the domain.
Once the mint process is complete you can click on Track Progress and then click on tx_id_0000 next to the domain to view the transaction on the Polygon network.
Alternatively, you can click on the Back to Domains button to go back to the My Domains page.