Metamask wallet unable to pay fee

I’ve got problem with my Metamask wallet because i cant pay fee on pancakeswap while i ve got ETH added to my wallet. I had to add manually my eth and it showed up 0.002ETH, but i cant pay fee with this. How can i fix this?

Hello :slightly_smiling_face: Binance Smart Chain fee/gas is BNB (Binance Coin)