Bip39 spec https://postheaven.net/tiablexcen/recognizing-the-duty-of-bip39-in-copyright-budgets Though it works by using BIP32 strategy you could still import BIP39 seeds into Electrum wallet. Also other than BIp32 There exists BIP44 Edition which some wallet use for your era of seeds. One example is, should you originally set up your wallet and generated seed applying https://eternalbookmarks.com/story20342679/bip39-min-js-download-new-step-by-step-map-for-bip39-github-https-cutt-ly-uryc5rw7