How to Add, Remove, and Update a Network in MetaMask 🦊

MetaMask is a well-known digital wallet that enables users to store, send, and receive cryptocurrencies. It also supports multiple networks, which are distinct blockchains that cryptocurrencies can operate on. You can add various networks to your MetaMask wallet to interact with a variety of tokens based on that network.

ChainList

ChainList is a list of EVM networks. Users can use the information to connect their wallets and Web3 middleware providers to the appropriate Chain ID and Network ID to connect to the correct chain.

There you will find a list of the most popular RPC URLs in the space by networks (Mainnet & Testnet).
Just type the network you are looking for and copy the RPC URL with the highest score and more secure.

Adding a Network

Launch MetaMask and click on the Settings icon located in the top right corner of the screen.

In the Settings menu, select Networks.

Click on the Add Network button.

Enter the following information for the network you want to add:

Network Name: This is the name of the network, such as Ethereum Mainnet or Polygon.

New RPC URL: This is the URL of the network's RPC endpoint. You can find this information on the website of the network you want to add.

Chain ID: This is the ID of the network's blockchain. You can find this information on the website of the network you want to add.

Currency Symbol: For example, ETH or MATIC is the symbol of the network's currency.

Block Explorer URL: This is the URL of the network's block explorer. You can find this information on the website of the network you want to add.

Click on the Save button.

Removing a Network

Launch MetaMask and click on the Settings icon located in the top right corner of the screen.

In the Settings menu, select Networks.

Click on the X button next to the network you want to remove.

Click on the Delete button in the pop-up window.

Updating a Network

Launch MetaMask and click on the Settings icon located in the top right corner of the screen.

In the Settings menu, select Networks.

Click on the network you want to update.

Enter the updated information for the network.

Click on the Save button.

Updated on: 19/12/2023