Anyone who wants (and is eligible) to get the airdrop can just google how to do it. Don't contact the OP, you're likely to get scammed.
The possible things can happen that this user will ask to the victims to send his/her wallet login information and claim the airdrop ownself. Even this user also ask the victims that transfer all your fund to other wallet and send the login information to him so that victims can trust this user. So be careful guys.
Btw if anybody need to claim this airdrop follow this step.
1. You must have use uniswap before september 2020. After september 1 users will not be counted as eligible.
2. Visit uniswap and connect your previously used wallet.
3. Click on right upper 3 dots you can see a button like claim uni. Click on it and claim the 400 free uni.
4. Search on google or youtube to better understand instead.
5. Be careful of google searching because some dishonest man taking advantage of this uniswap airdrop and already created some fake uni giveaways. Even you can find these fake airdrop on top of the first page on google as an ads.
These are the steps, so you guys no need to contact with the OP to claim the bonus airdrop. Best of luck.