If you are trying to access Metamask but it is not showing up in the list of wallets, it is likely because Metamask is not compatible with the platform you are using. To use Metamask, you will need to use a platform that is compatible with the Metamask wallet. You can find a list of compatible platforms on the Metamask website. Alternatively, you can try clicking on the "WalletConnect" option, which may allow you to access Metamask. This option is available on some platforms, but not all.