Bip39 Seed Phrase. Press X to abort passphrase software and retain modifying the passphrase. Selecting CANCEL just after an abort will end the procedure. BIP39 is really a design implementation that lays out how copyright wallets build the list of words (or "mnemonic codes") that make up a mnemonic sentence, https://indexedbookmarks.com/story18850453/bip39-https-linktr-ee-bip39-an-unbiased-view-of-bip-39