So far as I'm able to tell, copyright and Jaxx not assist BIP39 passphrases. The user interfaces do not supply the consumer any implies to enter one particular when restoring wallet. On the other hand, I haven't been in a position to confirm this with assistance from either wallet maker. http://edgargvkh682.theburnward.com/from-mnemonics-to-security-understanding-bip39-passphrases-and-their-importance-in-copyright