MetaMask Chrome Extension – Official Setup Guide

MetaMask is a free crypto wallet and gateway to blockchain apps. The Chrome extension lets you connect to Ethereum, access dApps, trade NFTs, and manage crypto directly in your browser. This guide walks you through downloading, installing, and securing your MetaMask wallet.

How to Install MetaMask on Chrome

1. Visit the Chrome Web Store: Go to the official MetaMask listing at chrome.google.com/webstore.
2. Click “Add to Chrome”: Then confirm by clicking “Add Extension.”
3. Pin MetaMask: After installation, click the puzzle icon in Chrome’s toolbar and pin MetaMask for easy access.
4. Create a Wallet: Open the extension and click “Create a Wallet.” Follow the prompts to set a secure password.
5. Backup Secret Recovery Phrase: Write down your 12-word phrase and store it offline. This is the only way to recover your wallet.
6. Confirm Your Phrase: Re-enter the phrase to confirm your backup.
7. Start Using MetaMask: You’re ready to send, receive, and manage tokens or connect to decentralized apps (dApps).

Key Features of MetaMask

• Multi-Network Support: Easily switch between Ethereum Mainnet, BNB Chain, Polygon, and custom networks.
• Token Management: Store, send, and receive ETH, ERC-20 tokens, and NFTs (ERC-721/1155).
• Browser Integration: Interacts seamlessly with Web3 apps directly from your browser.
• Custom Gas Fees: Control transaction speed and costs with manual fee settings.
• Secure Account Recovery: Use your secret phrase to recover your wallet on any device.
• Mobile Sync: Connect your browser wallet to MetaMask mobile for on-the-go access.

Frequently Asked Questions (FAQs)

1. Is MetaMask free to use?

Yes. The MetaMask Chrome extension is completely free. You only pay network (gas) fees for on-chain transactions.

2. Can I use MetaMask without a hardware wallet?

Yes. MetaMask is a standalone wallet. However, you can connect Ledger or Trezor for added security.

3. What if I forget my password?

You can reset your password using your 12-word Secret Recovery Phrase. Without it, your wallet cannot be restored.

4. How do I connect MetaMask to a dApp?

Open the dApp in Chrome, then click “Connect Wallet.” Choose MetaMask, and approve the connection in the popup.

5. Is MetaMask only for Ethereum?

While built for Ethereum, MetaMask supports other EVM-compatible chains like BNB Chain, Polygon, Avalanche, and custom networks.

6. Can I swap tokens in MetaMask?

Yes. MetaMask offers a built-in swap feature to exchange ETH and tokens directly from the wallet.

7. Is MetaMask safe?

Yes, but safety depends on user behavior. Always protect your secret phrase, avoid phishing sites, and use hardware wallets for large holdings.

8. Where is my wallet stored?

Your wallet data is encrypted and stored locally in your browser. MetaMask does not store your data or recovery phrase.

Security Tips

• Never share your Secret Recovery Phrase with anyone – not even MetaMask support.
• Use a hardware wallet for large crypto balances.
• Double-check all URLs before connecting MetaMask to websites.
• Enable auto-lock or set an inactivity timer for added security.
• Bookmark the official site: https://metamask.io

Need Help?

For official help, visit the MetaMask Support Center for step-by-step guides and troubleshooting.