How to Add Polygon to MetaMask

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Adding the Polygon network to your MetaMask wallet unlocks access to faster, lower-cost transactions and a thriving ecosystem of decentralized applications (dApps), NFTs, and DeFi protocols. While MetaMask is primarily set up for the Ethereum blockchain by default, integrating Polygon — a leading Ethereum scaling solution — is a straightforward process that enhances your crypto experience.

Whether you're new to web3 or expanding your multi-chain portfolio, learning how to add Polygon to MetaMask is an essential skill. This guide walks you through every step clearly and securely, ensuring you can interact with Polygon-based assets with confidence.

Why Connect MetaMask to Polygon?

Polygon (formerly Matic Network) is an Ethereum Layer-2 scaling platform designed to solve congestion issues on the Ethereum mainnet. By enabling high-speed transactions with minimal fees, Polygon has become a go-to network for:

Since MetaMask supports any Ethereum Virtual Machine (EVM)-compatible chain, connecting it to Polygon expands your access across hundreds of dApps without needing a new wallet.

👉 Discover how easy it is to start using EVM-compatible blockchains like Polygon today.

Step-by-Step: Setting Up MetaMask

Before adding Polygon, ensure your MetaMask wallet is properly installed and configured.

1. Download MetaMask

Visit the official MetaMask website and download the browser extension (for Chrome, Firefox, Edge) or mobile app (iOS/Android). Always verify the URL to avoid phishing sites.

2. Create or Import Your Wallet

Launch the extension and choose:

🔐 Never share your seed phrase. It grants full control over your funds.

3. Set a Strong Password

This password protects access to MetaMask on your device but doesn’t replace your seed phrase. You can recover your wallet without it using the recovery phrase.

4. Save Your Seed Phrase Securely

Write down the words in order and store them offline — never digitally or online. Confirm the phrase by selecting the correct words when prompted.

Once completed, your wallet will open with Ethereum as the default network.

How to Add Polygon Network to MetaMask

Now that your wallet is ready, let’s connect it to the Polygon network manually by entering network details.

Step 1: Open Network Settings

In MetaMask, click the current network name (likely “Ethereum Mainnet”) at the top of the interface.

Step 2: Select “Add Network”

From the dropdown menu, choose “Add network”, then click “Add a network manually”.

Step 3: Enter Polygon Network Details

Fill in the following information carefully:

Click Save to complete setup.

✅ You should now see “Polygon Mainnet” displayed in your wallet. Your MetaMask is officially connected to Polygon.

Adding MATIC and Other Polygon Tokens

While MATIC (Polygon’s native token) will appear automatically once you receive funds, other tokens like USDC, AAVE, or NFTs won’t show unless imported.

How to Import Custom Tokens

  1. Go to Polygonscan and search for the token you want (e.g., “USDC on Polygon”).
  2. Copy its contract address from the token page.
  3. In MetaMask, switch to the Polygon network.
  4. Click “Import Tokens” at the bottom of the asset list.
  5. Paste the contract address — symbol and decimals should auto-fill.
  6. Click “Add Custom Token”, then “Import Tokens”.

The token balance will now display if you hold any.

⚠️ Always double-check contract addresses. Scammers often create fake tokens with similar names.

👉 Learn how cross-chain activity boosts flexibility in managing digital assets.

Frequently Asked Questions (FAQ)

Can I use the same MetaMask wallet for Ethereum and Polygon?

Yes. MetaMask supports multiple EVM-compatible networks. You can switch between Ethereum, Polygon, BNB Smart Chain, and others within the same wallet — just change the active network.

Do I need MATIC to pay for transactions on Polygon?

Yes. Like ETH on Ethereum, MATIC is used to pay gas fees on the Polygon network. You can buy MATIC on major exchanges or bridge ETH from Ethereum to get started.

Is adding Polygon safe?

Yes — as long as you enter the correct network details from trusted sources. Never add networks from unverified links or pop-ups.

Can I lose my funds by adding a new network?

No. Simply adding a network doesn’t risk your funds. However, sending tokens to incorrect addresses or interacting with malicious dApps can result in irreversible losses.

How do I switch back to Ethereum after using Polygon?

Click the network selector in MetaMask and choose “Ethereum Mainnet” from your list of added networks.

What if I can’t see my token after importing it?

Ensure:

Exploring the Polygon Ecosystem

With MetaMask connected to Polygon, you’re ready to dive into one of the most active blockchain ecosystems.

You can now:

MetaMask even allows built-in swaps across chains — so you can trade directly from your wallet without leaving the extension.

👉 Explore seamless multi-chain transactions with tools built for modern crypto users.

Final Thoughts

Adding Polygon to MetaMask is a simple yet powerful upgrade to your crypto toolkit. With lower fees and faster speeds than Ethereum’s mainnet, Polygon offers a smoother experience for everyday blockchain use — from DeFi to digital collectibles.

The steps outlined here are not unique to Polygon; they apply broadly to any EVM-compatible chain like Arbitrum, Optimism, or Avalanche. Mastering this process empowers you to navigate the evolving web3 landscape with confidence.

As blockchain technology continues to expand across networks, being able to manage multiple chains within a single wallet becomes increasingly valuable. Keep your seed phrase secure, verify all details before confirming transactions, and enjoy exploring what Polygon has to offer.