MetaMask Wallet: A Complete Guide

MetaMask is a popular crypto wallet and gateway to blockchain apps (dApps). It allows users to store, send, receive, and interact with cryptocurrencies and decentralized applications securely.


🔹 Key Features of MetaMask

✅ Browser Extension & Mobile App – Works on Chrome, Firefox, Brave, Edge, iOS, and Android.
✅ Ethereum & EVM Support – Stores ETH, ERC-20 tokens, and works with Ethereum-compatible chains (Polygon, BSC, Avalanche, etc.).
✅ Web3 Access – Connects to dApps like Uniswap, OpenSea, and DeFi platforms.
✅ Secure & Non-Custodial – You control your private keys (not held by a third party).
✅ Easy Token Swaps – Built-in swap feature for quick crypto exchanges.


📥 How to Install MetaMask

1. Browser Extension

  • Visit MetaMask Official Website
  • Click "Download" and choose your browser (Chrome, Firefox, etc.).
  • Follow setup instructions to create a new wallet or import an existing one.

2. Mobile App (iOS/Android)

  • Download from the App Store or Google Play.
  • Open the app and set up a new wallet or restore using a Secret Recovery Phrase.

🔐 Security Tips for MetaMask

⚠️ Never share your Secret Recovery Phrase (12-word backup) with anyone.
⚠️ Bookmark the official website to avoid phishing scams.
⚠️ Use hardware wallets (Ledger/Trezor) for extra security.
⚠️ Enable auto-lock and password protection.


💸 How to Send/Receive Crypto

Receive Funds

  1. Open MetaMask and click on your wallet address to copy it.
  2. Share this address with the sender (for ETH or tokens on the same network).

Send Funds

  1. Click "Send" and enter the recipient's address.
  2. Select the token/amount and confirm the transaction (gas fees apply).

🔄 How to Add Custom Networks (e.g., BSC, Polygon)

  1. Open MetaMask → Click on the network dropdown.
  2. Select "Add Network" and enter details (RPC URL, Chain ID, etc.).
  • Example for Binance Smart Chain (BSC):