If at any point in time you wish to withdraw your USDT-USDC-DAI LP tokens from the autofarm vault and afterwards remove the liquidity form curve.fi, this HOW-TO will help you in this process.
2) Then, head back over to the Withdraw section of the curve platform. Key in: the percentage of tokens and which tokens you want to withdraw. Then finish off the process by hitting the "Withdraw" button.