Here we will use one of the most common non-custodial wallets, 
MetaMask as an example to demonstrate the connection flow.
Step 0: Before you start
Make sure you have the MetaMask wallet extension installed in your browser and have your wallet imported or created beforehand.
Step 1: Click Connect Wallet
On Helix, simply click Connect Wallet at the top right-hand corner of the page.
Step 2: Select MetaMask
Select any one of the options and follow the instructions that pop-up, depending on the wallet that you choose. Here we choose to connect using browser wallet MetaMask.
Step 3: Connect your wallet to Helix
Once you select MetaMask, the extension on your browser will be activated. Follow the prompt from browser extension to approve your wallet connection.
- You may be asked to unlock with your password. If it does, type in your password and click Unlock.
- You may have multiple MetaMask accounts so select the account you want to connect to. Give Helix permission to view your account balance, wallet address, and request transaction approval.
- Make sure Ethereum Mainnet is selected as the network for your wallet.
- Click Connect.