MetaMask
Setup Guide
MetaMask setup involves downloading the official browser extension or mobile app, creating a new wallet with a strong password, and securely backing up your 12-word recovery phrase. This self-custody wallet enables secure access to DeFi protocols and Ethereum-based applications.
- • Official metamask.io only
- • Browser extension or mobile
- • Free to download
- • Strong password required
- • 12-word backup phrase
- • Self-custody control
- • DeFi protocol access
- • NFT management
- • Token swapping
Complete step-by-step guide to installing, securing, and using MetaMask for safe DeFi access
Complete Setup Process
Follow these steps to safely install and configure MetaMask for secure DeFi access
Download MetaMask
Install the official MetaMask extension or mobile app
- Visit the official MetaMask website at metamask.io
- Click "Download" and select your browser or mobile platform
- For browsers: Install from Chrome Web Store, Firefox Add-ons, or Edge Store
- For mobile: Download from Apple App Store or Google Play Store
- Verify the publisher is "MetaMask" to avoid fake extensions
Only download from official sources. Fake MetaMask extensions can steal your funds.
Download MetaMask
Install the official MetaMask extension or mobile app
Create Your Wallet
Set up a new wallet with a strong password
- Click "Create a new wallet" (not "Import wallet")
- Read and accept the Terms of Use
- Create a strong password (12+ characters with mixed case, numbers, symbols)
- This password encrypts your wallet on this device only
- Remember: This password cannot be recovered if forgotten
Use a unique password that you've never used anywhere else.
Create Your Wallet
Set up a new wallet with a strong password
Backup Seed Phrase
Secure your 12-word recovery phrase
- MetaMask will show you a 12-word "Secret Recovery Phrase"
- Write these words down on paper in the exact order shown
- Store this paper in a secure, fireproof location
- Never take a screenshot or save digitally
- Confirm your seed phrase by selecting words in order
Anyone with your seed phrase can access your funds. Never share it online.
Backup Seed Phrase
Secure your 12-word recovery phrase
Enable Security Features
Activate additional security measures
- Enable "Auto-Lock" to require password after inactivity
- Turn on "Privacy Mode" to hide balances by default
- Enable "Phishing Detection" for malicious site warnings
- Set up "Hardware Wallet" connection if you have one
- Review and adjust "Privacy & Security" settings
These security settings help protect against common attack vectors.
Enable Security Features
Activate additional security measures
Security Best Practices
Essential security measures to protect your MetaMask wallet and funds
Never Share Your Seed Phrase
Your 12-word recovery phrase gives complete access to your wallet. Never enter it on websites or share with anyone.
Verify Website URLs
Always check you're on the correct website. Phishing sites often use similar URLs to steal credentials.
Review All Transactions
Carefully read transaction details before confirming. Check recipient addresses and amounts.
Use on Secure Devices
Only access MetaMask on devices you trust. Avoid public computers or shared devices.
Popular Networks to Add
Configure these popular blockchain networks in your MetaMask wallet
Ethereum Mainnet
Main Ethereum network for most DeFi protocols
Polygon
Layer 2 solution with lower fees
Arbitrum
Ethereum Layer 2 for faster transactions
Optimism
Another Ethereum Layer 2 option
Start Using DeFi Safely
Now that your MetaMask wallet is set up securely, explore revolutionary DeFi lending and earn yields that traditional banking can't match.