Add Polygon (MATIC) Network to MetaMask

Skip the first 3 steps and proceed to step 4 if you already have a MetaMask account.

  1. Download MetaMask from their official website. They offer support for the browsers Chrome, Firefox, Brave and Edge, as well as both iOS and Android.
  2. Create a wallet by following the instructions. Once you get to the backup seed phrase, make sure to write it down on a piece of paper rather than storing it on your computer or phone.
  3. Congratulations! You’ve just created a MetaMask account. It should look something like this:


4. As you can see, the default network on MetaMask is set to the Ethereum Mainnet (top right). Let’s now add Polygon to the list.

Click on Networks, select ‘Custom RPC’ and you should see this menu pop up:

Metamask Networks

5. Input the following info in the boxes:

Network Name: Polygon Mainnet

ChainID: 137

Symbol: MATIC

Block Explorer URL:

6. You are all set! Well done.

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