Connecting to Polygon Network
Open your MetaMask browser extension by clicking the top right corner of your Browser.
Click on the logo of your account at the top right of the MetaMask app. Then click on ‘Settings’.
In the settings window you will see a list of different settings. Click on ‘Network’. In the following list, you will see all the networks that your MetaMask wallet can connect to. Next, click on the ‘Add Network’ button below.
MetaMask will now ask you to enter a Network Name, New RPC URL, ChainID, Symbol and Block Explorer URL. To add the Polygon network to your MetaMask wallet, enter the following information:
All transaction fees on the Polygon Network are paid with the MATIC token.
The last step is to connect your MetaMask wallet to the network. To do this, click on the current network at the top of your MetaMask wallet. Then click on Matic Mainnet.