How do I swap BNB in MetaMask?

How to send Ethereum from Binance to MetaMask

As MetaMask is a Ethereum wallet, you can only send ERC20 tokens or Ethereum over to your MetaMask . When withdrawing from Binance, you need to make sure that the network is ERC20 network. Other networks will result in a failed transfer and your crypto will be lost forever.

Send BNB Coin to Binance Smart Chain on MetaMask