Access to this link: https://dex.projectserum.com/
Connect your Sollet wallet
Click the (+) button next to the Select market section
Fill in the information as follow then click “Add”:
Market ID: 7T3LrFYUW6EScECJwGuePjFuHWR2cpaQMwbsH9i1tca9
Market label: SolPAD/USDT
Base label: SolPAD
ALL DONE! Now you can start trading SOLPAD/USDT easily on SerumDEX.