Add Polygon Network | Polygon Technology | Documentation
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Configure Polygon on Metamask#. In order to view the flow of funds in your accounts, on the Polygon Network, you will need to configure Polygon {testnet, mainnet} URL on Metamask. To add Polygon's Mainnet, click on the Network selection dropdown and then click on Custom RPC. It will open up a form with 2 tabs on the top, Settings and Info.
