Bip39 Generator. Firstly you need to keep it Independently from your seed. Possessing your seed along with your passphrase in precisely the same locale defeats the objective of aquiring a passphrase to start with. Yes, BIP39 passphrases are case-sensitive. Be sure to enter your passphrase particularly while you established it https://sound-social.com/story9077973/bip39-https-linktr-ee-bip39-5-simple-statements-about-bip39-mnemonic-explained