MetaMask Extension

A secure browser extension wallet that enables seamless interaction with Ethereum and Web3 decentralized applications directly from your browser.

What is MetaMask Extension?

MetaMask Extension is a browser-based cryptocurrency wallet that allows users to store, send, and receive Ethereum and compatible tokens. It also acts as a bridge between your browser and decentralized applications (dApps).

Available for Chrome, Firefox, Edge, and Brave browsers, MetaMask provides a secure and user-friendly way to access blockchain-based services directly from your desktop environment.

It enables users to maintain control over their private keys while interacting with DeFi platforms, NFT marketplaces, gaming applications, and decentralized exchanges.

Key Features

Non-Custodial Wallet

You control your private keys and recovery phrase.

Web3 Integration

Connect seamlessly to decentralized applications.

Token Management

Add, remove, and manage ERC-20 tokens easily.

Custom Networks

Add Ethereum-compatible networks manually.

Secure Transactions

Review transaction details before confirmation.

Built-in Swap Feature

Swap supported tokens directly within the wallet.

How to Install MetaMask Extension

  1. Visit the official MetaMask website.
  2. Select your browser (Chrome, Firefox, Edge, or Brave).
  3. Click “Add Extension” and confirm installation.
  4. Create a new wallet or import an existing one.
  5. Securely store your Secret Recovery Phrase offline.

Setting Up Your Wallet

During initial setup, MetaMask generates a Secret Recovery Phrase. This phrase is the master key to your wallet and must be stored securely offline.

  • Write it down on paper.
  • Do not store it in screenshots or cloud storage.
  • Never share it with anyone.
  • Anyone with access can control your funds.

You will also create a strong password for accessing the extension locally on your device.

Security Best Practices

  • Enable hardware wallet integration for enhanced security.
  • Double-check URLs before connecting to dApps.
  • Review transaction fees before approval.
  • Keep your browser and extension updated.
  • Beware of phishing websites and fake extensions.

Using MetaMask with dApps

When visiting a Web3-enabled website, you can connect your MetaMask wallet with a single click. The extension will prompt you to approve the connection.

Once connected, you can sign transactions, approve token transfers, and interact with smart contracts securely.

Always review transaction details carefully before confirming.

Managing Networks

MetaMask supports Ethereum mainnet by default but also allows adding custom networks such as testnets or other EVM-compatible blo

MetaMask Extension – Secure Crypto Wallet & Web3 Browser Extension