How do I change my RPC endpoint in MetaMask?

To change your RPC endpoint in MetaMask: 1. Open the MetaMask extension. 2. Click on the network dropdown menu (usually labeled 'Ethereum Mainnet'). 3. Select 'Add Network'. 4. Enter the network details: * **Network Name:** A descriptive name for the network. * **New RPC URL:** The URL of the RPC endpoint you want to use. * **Chain ID:** The chain ID for the network. * **Currency Symbol:** The symbol for the native currency (e.g., ETH). * **Block Explorer URL:** The URL for the block explorer of the network (e.g., etherscan.io). 5. Click 'Save'. You can then select this new network from the network dropdown.