To create metamask account you need to follow the given instructions,
1. click on get started button,
3. New to metamask page is here, so if you new to metamask click on create wallet or if you already have a account please click on import wallet.
4. Now the secret recovery pharse is open, so this is act like your password. don't share your secret recovery phrase to anyone. using this recovery pharse you can open your wallet anywhere.
5. now click on blur locked image to reveal your secret recovery pharse, then you have note it down or else you can save to google.
6. Now create your password to wallet, then click on create to complete your wallet creation.
7. you can also watch the secure your wallet video to get more clarification. Then click on next to use your wallet.
Your wallet address is display on metamask extension, the default account is ethereum and you can add whatever network(for example, BNB, POLYGON etc...)
use the address to send and recieve crypto.