There are many ways to create an ETH wallet. One of the easiest and most practical ways to create an ETH wallet is to download a TokenPocket.
Set a wallet name, set the password, click create wallet
Create a wallet will first generate a series of mnemonic, be sure to backup the mnemonic, and then enter the mnemonic in order.
We must backup mnemonic, if you lose your wallet, you can find it by mnemonic.