Setting up your first wallet (testnet) — Lesson overview
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- Start with the real:Download link and bookmark it for later.
- Install, create the wallet,:And back up the seed on paper (no photos or cloud).
- Enable test networks and:Select Sepolia (chain ID 11155111). Label it clearly.
- Use a trusted faucet:To get a tiny amount of testnet ETH.
- Check the balance in:Your wallet and confirm it on a block explorer.
- Optional:Restore in a fresh profile to prove your backup works and matches the address.
Plain-English storyThink of this as a dress rehearsal. You’ll install a wallet from the real link (not a lookalike), write the seed on paper, add a test network, and move fake coins so you can build muscle memory with zero risk.
Every step is written out so a first-timer can follow it slowly: where to click, what “Sepolia” means, how to double-check the chain ID, and how to prove your balance on an explorer without trusting the wallet UI.
Your goalFinish with a repeatable checklist: install → seed backup → add testnet → faucet → verify on explorer → (optional) restore once to prove the backup works. If your laptop died tomorrow, you could calmly reinstall and recover.
Wallet optionsWe show MetaMask for concreteness, but the same principles apply to Rabby, Coinbase Wallet, and other reputable wallets: use the official download, keep the seed offline, enable testnet, fund from a faucet, and verify on the explorer.