Getting started with Metamask® Chrome® Extension®. Learn how to use the Metamask extension, a browser plugin that lets you store Ethereum and other tokens The Learn how to use the Metamask extension, a browser plugin that lets you store Ethereum and other tokens The Metamask® extension serves as a secure wallet integrated Open your browser: Launch your preferred web browser. Go to the MetaMask Extension website: Type " MetaMask " into your search engine or directly navigate to metamask.io. Getting started with Metamask® Chrome® Extension®. Learn how to use the Metamask extension, a browser plugin that lets you store Ethereum and other tokens The Metamask extension supports Firefox, Google Chrome, and Chromium-based browsers. We recommend using the latest available browser version. For up to the minute news