Download Wallet or your preferred wallet from the App Store or Google Play Store for free. Wallet is strongly recommended.
Get some Base in your Wallet to swap for BaseMona Mirth. If you don't have any Base, you can buy it directly on SWAP, transfer from another wallet, or buy on another exchange and send it to your Wallet.
Go to SWAP in your regular browser or browser inside your Wallet. Connect your wallet. Paste the BaseMona Mirth token adress into SWAP, select Mona Mirth, and confirm. When Wallet promps you for a signature, sign.
Swap Base for BaseMona Mirth. The token has zero taxes, so you don't need to worry about buying with high slippage. Although, you may need to use higher slippage during times of market volatility.