Features of MetaMask Extension Wallet Functionality: Users can securely store, send, and receive Ethereum and ERC-20 tokens directly within the extension, allowing for seamless management of digital assets. MetaMask Extension: Seamlessly interact with Web3. Elevate your browsing experience with secure access to decentralized applications. Securely set up your wallet and embark on a journey. Metamask is a browser extension that enables users to interact with the Ethereum blockchain and its associated tokens effortlessly. It serves as a digital MetaMask Extension Wallet, allowing users to store, send, and receive Ethereum and other ERC-20 tokens directly from their web browser. Importance of browser extensions in crypto transactions.