When was bip39 introduced https://postheaven.net/tiablexcen/recognizing-the-duty-of-bip39-in-copyright-budgets Regardless that it employs BIP32 strategy you may continue to import BIP39 seeds into Electrum wallet. Also in addition to BIp32 There may be BIP44 version which some wallet use for the era of seeds. BitBox02 - A successor into the BitBox sequence, this components https://bookmarkingdepot.com/story20719395/bip39-seed-to-mnemonic-the-smart-trick-of-bip39-wallet-that-no-one-is-discussing-https-dzen-ru-bip39-phrase-com