Please click the account switcher symbol on your portfolio tab:
Press EDIT on the top right
Make sure the correct account is selected and click three dots menu on the right
Press“Export Private key”
Although a Recovery Phrase can access multiple wallets, it is done so by accessing the private keys of these wallets. So when you export a private key, it is only for the current account that you are logged into. You can change which account you're logged into from the Accounts screen from Step 2.