metamask extension gitbook

Head to MetaMask Learn for a straightforward learning experience designed specifically for newcomers to web3. It's completely free, available in multiple languages, and includes useful tools such as s

In order to enable dapps (decentralized applications) to access the blockchain, MetaMask needs to inject a Web3 JavaScript object into each page.

By doing so, it will not change the website, but merely allows it to access the network. For a fuller explanation of this, see here.

If you are still not convinced, a good way to experiment and manage your browser is to sandbox your MetaMask: create a separate browser profile so that MetaMask is only installed there.

This will let you get used to MetaMask and Web3 in an environment that's separate from your existing web identity.

That said, MetaMask is safe for browsing. Welcome — you're joining over 30 million MetaMask users all over the world!

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