Passphrases are a little bit of a tricky principle. By default, some copyright wallets disable using the optional passphrase. Even though it can incorporate some safety, In addition, it adds complexity. If you set a passphrase, your backup strategy has just gotten extra complex: you now have two essential parts https://www.tumblr.com/generalllamacolor/772952501127380992/opening-the-globe-of-bip39-a-comprehensive-guide