If you are using Metamask, you can add the zkSync Era mainnet manually by typing in the following network info:Mainnet network info Network Name: zkSync Era Mainnet New RPC URL: https://zksync2-mainnet.zksync.io Chain ID: 324 Currency Symbol: ETH Block Explorer URL: https://explorer.zksync.io/ WebSocket URL: wss://zksync2-mainnet.zksync.io/ws