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Wallet Network Setup
How to Add Ethereum to MetaMask
Learn how Ethereum Mainnet works in MetaMask and what to check before sending or swapping assets.
Network map
What this means
Ethereum Mainnet is usually available in MetaMask by default, but users should still confirm the selected network before signing transactions.
Core ideas
What to understand first
- Ethereum Mainnet uses ETH for gas.
- MetaMask usually includes Ethereum by default.
- Tokens may need manual import by contract address.
- Ethereum assets are separate from assets on BSC, Base, Arbitrum, and other EVM chains.
User checklist
What to check before moving assets
- Open MetaMask and check that Ethereum Mainnet is selected.
- Confirm the destination address and network.
- Keep ETH for gas.
- Use a trusted explorer to verify transactions.
Risk note
Common mistakes to avoid
- Sending mainnet assets to the wrong network can cause recovery issues.
- Fake token contracts can appear under familiar names.
- Gas fees may be high during congestion.