Setting up Metamask for Polygon (Matic Network)

Fragsy
3 min readMar 1, 2022

Polygon is a protocol and a framework for building and connecting Ethereum-compatible blockchain networks.

It is an easy-to-use platform for Ethereum scaling and infrastructure development.

It is formerly known as Matic Network, and you might see this version of Polygon pop up in some places.

At Fragsy we use Polygon because we believe it combines the best of Ethereum and sovereign blockchains into a full-fledged multi-chain system with super low transaction costs and carbon neutral.

  • It is able to fully benefit from Ethereum’s network effects
  • It is inherently more secure
  • It is more open and powerful

Polygon block explorer on Polygonscan

In this guide, we will show you how to setup Metamask for Polygon.

Install the Metamask Extension from the Store

Visit the browser extension marketplace and download the MetaMask extension.

Create a MetaMask Wallet or Import One

Create a new one if you haven’t done so.

Click import wallet if you have an existing wallet.

Setup your password and secret recovery phrase somewhere safe.

Setup MetaMask to connect to Matic Network

Switch the connected blockchain by clicking on the tab saying Main Ethereum Network, we need to add the Matic network.

Scroll down until you find Custom RPC.

Enter in the Polygon/Matic Mainnet settings as follows:

  • Network Name: Polygon
  • New RPC URL:

https://polygon-rpc.com or

https://rpc-mainnet.matic.network or

https://rpc-mainnet.maticvigil.com or

https://rpc-mainnet.matic.quiknode.pro

Using https://polygon-rpc.com is most recommended as it aggregates multiple RPC URLs! See below for more information.

Metamask for Polygon

Click Save.

You have now connected to the Polygon / Matic mainnet with your Metamask Wallet!

Transactions on the Polygon network requires its native token MATIC which will be used as gas fee.

You can now go back to Fragsy an purchase your favorite songs!

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Fragsy

Fragsy is the first platform that makes it easy to create, buy and sell dynamic NFTs.