Before the stake operation, the wallet needs to be configured first.
First, after installing MetaMask (click here to install the plugin), create a mnemonic account. If you already have a MetaMask account, you can proceed to the next step.
Configure the network
If you are using the ETH mainnet, you do not need to perform this configuration. The MetaMask wallet comes with ETH network support. The ETH testnet is configured with reference to the following methods.