Yes, MetaMask supports multiple Ethereum networks, including the Ethereum mainnet, testnets (such as Ropsten, Kovan, and Rinkeby), and custom networks. Users can switch between networks easily within the MetaMask interface. This feature is particularly useful for developers testing smart contracts or users interacting with DApps on different Ethereum testnets. Read More:- https://sites.google.com/metamask-ai.com/metamaskcromeextension/home https://sites.google.com/metamask-ai.com/metamaskextension/home