MetaMask Browser Extension

Unlock the power of Web3 with a secure, decentralized wallet directly in your browser.

Introduction to MetaMask Extension

MetaMask is a widely used browser extension that allows users to interact with Ethereum and other EVM-compatible blockchains. It acts as a digital wallet and gateway to decentralized applications (dApps), enabling secure crypto transactions without relying on centralized intermediaries.

Available for Chrome, Edge, Firefox, and Brave, the extension provides a user-friendly interface while maintaining strong encryption and private key control.

Main Features

Secure Asset Storage

Store ETH, tokens, and NFTs safely with encrypted private keys stored locally.

dApp Integration

Connect instantly to DeFi platforms, NFT marketplaces, and Web3 gaming apps.

Multi-Network Support

Add and switch between networks like Ethereum, Polygon, and BNB Smart Chain.

Gas Fee Customization

Adjust gas fees based on speed preference and network congestion.

Installation & Setup

Step 1: Visit the official browser extension store.

Step 2: Search for MetaMask and verify the publisher.

Step 3: Click “Add Extension” and confirm installation.

Step 4: Create a new wallet or import an existing one using your Secret Recovery Phrase.

            Always write down your 12-word Secret Recovery Phrase offline and store it securely.
        

How to Use MetaMask

Click the extension icon to open your wallet dashboard.
Use the “Receive” option to copy your wallet address.
Select “Send” to transfer crypto assets.
Approve connection requests when interacting with dApps.

Never approve suspicious transaction requests or share your recovery phrase with anyone.

Security Best Practices

Enable hardware wallet integration for added protection.
Keep your browser and extension updated.
Double-check URLs before connecting your wallet.
Use strong and unique passwords.
Lock your wallet when not in use.

Troubleshooting Common Issues

Extension Not Opening: Restart your browser and ensure it is enabled.

Pending Transactions: Adjust gas settings or reset account activity (without losing funds).

Forgot Password: Restore wallet using your Secret Recovery Phrase.

MetaMask Extension | Secure Web3 Wallet

nadin.eargu

28 Feb 2026

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