Go to your portfolio on Fundrs. Here you will see your participation in the DUA fundraising round.
You can claim your tokens on the right side under the Actions tab. Once you clicked on the last icon in the row, you wil confirm the transaction and pay the gas fees.
Add the token contract address 0xb418417374fca27bb54169d3c777492e6fe17ee7 of the DUA Token as a custom token to your wallet.