Arbitrum is a Layer 2 scaling solution for Ethereum, designed to increase transaction throughput and reduce gas fees on the network. Adding Arbitrum to MetaMask is a relatively simple process that involves configuring the network settings in your wallet. In this guide, we will provide step-by-step instructions on how to add Arbitrum to MetaMask.
Step 1: Install MetaMask
If you do not already have MetaMask installed on your browser, the first step is to install it. You can download the MetaMask browser extension for Chrome, Firefox, Brave, and Edge from the official MetaMask website.
Step 2: Create a new wallet or access an existing one
Once you have installed MetaMask, create a new wallet or access an existing one by clicking on the MetaMask icon in your browser and selecting “Create a Wallet” or “Import Wallet.”
Step 3: Add the Arbitrum network to MetaMask
To add the Arbitrum network to MetaMask, follow these steps:
Click on the network dropdown menu in the top right corner of your MetaMask wallet and select “Custom RPC.”
In the “New RPC URL” field, enter the Arbitrum mainnet URL: https://arb1.arbitrum.io/rpc
In the “Chain ID” field, enter the Arbitrum mainnet Chain ID: 42161
In the “Symbol” field, enter the Arbitrum mainnet symbol: ETH
In the “Block Explorer URL” field, enter the Arbitrum mainnet block explorer URL: https://explorer.arbitrum.io/
Click on “Save.”
Step 4: Switch to the Arbitrum network
To switch to the Arbitrum network, follow these steps:
Click on the network dropdown menu in the top right corner of your MetaMask wallet and select “Arbitrum.”
You will be prompted to confirm that you want to switch to the Arbitrum network. Click on “Switch Network.”
Your MetaMask wallet is now connected to the Arbitrum network.
Step 5: Add tokens to your MetaMask wallet
To add tokens to your MetaMask wallet on the Arbitrum network, follow these steps: