Step-by-step Guide – #3

3. Selecting Polygon network on Metamask

After the initial configuration, MetaMask is connected only to Ethereum. Let’s see how to connect Metamask to Polygon Network.

To set up Polygon you need to add some network details.

  • First of all, open MetaMask and click on the network drop-down menu [Ethereum Mainnet] (arrow 1) then click on [Add Network] (arrow 2).
  • To creat a new wallet, click on [Create a Wallet]
  • Fill out the form with the following data
    Network Name: Polygon
    New RPC URL:
    Chain ID: 137
    Currency Symbol: MATIC
    Block Explorer:

    When all fields are filled out, as displayed in fig. 3.2, click on [Save]
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