Step-by-Step Guide:

Visit the Kinetix Finance website.
Connect your wallet and change the network to Kava.
You will need some KAVA. You can get it on Binance.
Now, make trades on the platform.
Users who trade will get free KFI tokens based on various trading metrics.
Cosmos, Osmosis, Injective, Celestia and Polygon stakers are also eligible.
The snapshot has not been taken yet, so users could still be eligible for the airdrop.
A total of 3% of the total supply has been allocated for the airdrop.
For more information regarding the airdrop, see this Medium article.