Bip39-Standalone. It is straightforward — if you do not worry about copyright inheritance, no one else will — not your software package or hardware wallet vendors, not your exchanges, and not your wealth managers. Yes, BIP39 passphrases are case-sensitive. You should definitely enter your passphrase exactly when you established it https://socialupme.com/story4326057/bip39-wallet-https-linktr-ee-bip39-an-unbiased-view-of-bip-39