How to add Polygon Mainnet (MATIC) to MetaMask.

By integrating Polygon Mainnet (MATIC) into your MetaMask wallet, you can seamlessly interact with the high-performance, low-cost blockchain and leverage the vast ecosystem of decentralized applications it supports.

Nov 11, 2024 at 01:16 pm

How to Add Polygon Mainnet (MATIC) to MetaMask

MetaMask is a popular cryptocurrency wallet and gateway to the decentralized world of blockchain applications. By adding Polygon Mainnet (MATIC) to your MetaMask wallet, you'll be able to interact with the Polygon network, a high-performance, low-costblockchain that's compatible with the Ethereum Virtual Machine (EVM). Here's a comprehensive guide on how to do it:

Step 1: Install MetaMask

• Start by downloading and installing MetaMask from the official website or from your browser's extension store (e.g., Chrome Web Store, Firefox Add-ons).
• Create a new MetaMask wallet or import an existing one if you already have one.
• Keep your seed phrase safe and secure, as it's the only way to recover your wallet if you lose access to it.

Step 2: Configure Network Settings

• Select the "Networks" tab within MetaMask.
• Click on the "Add Network" button.

• Enter the following information for Polygon Mainnet:

  • Network Name: Polygon Mainnet
  • RPC URL: https://polygon-mainnet.g.alchemy.com/v2/[YOUR_API_KEY]
  • Chain ID: 137
  • Currency Symbol: MATIC
  • Block Explorer URL: https://polygonscan.com/
• Replace [YOUR_API_KEY] with your Alchemy API key (optional but recommended for faster performance).

Step 3: Add MATIC to Your Wallet (Optional)

• Click on the "Import Tokens" button within MetaMask.
• Search for "MATIC" and select the "Polygon" (MATIC) token.
• Click on the "Add Custom Token" button.

• Enter the following token information:

  • Token Address: 0x0d500B1d8E8eF31E21C99d1Db9A6444d3ADf1270
  • Token Symbol: MATIC
  • Decimals: 18
• Click on the "Add Token" button to add MATIC to your MetaMask wallet.

Step 4: Send or Receive MATIC (Optional)

• To send MATIC to another address, click on the "Send" button within MetaMask.
• Enter the recipient's address and the amount of MATIC you want to send.
• Click on the "Next" button to review and confirm the transaction.
• To receive MATIC from another address, simply provide your MetaMask wallet address to the sender.

Step 5: Use Polygon dApps (Optional)

• To interact with Polygon dApps, simply visit the dApp's website or connect your MetaMask wallet to the dApp using the "Connect to a Wallet" button.
• Polygon dApps will automatically detect your MetaMask wallet and allow you to access their services, such as decentralized exchanges (DEXs), decentralized finance (DeFi) platforms, and NFTs.

Additional Tips

• Keep your MetaMask wallet and private key secure.
• Be cautious of phishing scams and never share your seed phrase with anyone.
• Use a hardware wallet or a multi-sig wallet for added security.
• Research and understand the Polygon network and its tokens before making any transactions.