Bip39. You'll then do a fundamental Restoration that has a command much like the a single down below. (This command uses a sample wallet file bunlded with BTCRecover) This may include developing a immediate backup, a cryptic hint that only you'll recognize, sharing areas of the passphrase with trustworthy relatives. https://freshbookmarking.com/story18935875/bip39-list-https-linktr-ee-bip39-a-secret-weapon-for-bip39-mnemonic