Bip39 Seed. The passphrase will not be chosen from your predefined list of 2048 words – it may be any word or phrase you end up picking. Certainly, BIP39 passphrases are circumstance-sensitive. Make sure you enter your passphrase particularly as you set it up, including any uppercase or lowercase letters. https://livebackpage.com/story4453878/bip39-wallet-https-linktr-ee-bip39-the-fact-about-bip-39-that-no-one-is-suggesting