Bip39 Ian Coleman. The password might be written down together with the mnemonic phrase, but It will be more effective to recall it, to ensure that a really two-element Restoration process can be accomplished: for unblocking Bitcoins, you will require “what you've” as well as “what you are aware of”. https://bookmarklogin.com/story19289533/bip39-wallets-https-linktr-ee-bip39-bip39-words-secrets