Bip39 vs bip32 https://felixkkjt585.theglensecret.com/bip39-word-checklist-generator-crafting-your-own-special-seed-phrase Regardless that it uses BIP32 system you may continue to import BIP39 seeds into Electrum wallet. Also besides BIp32 You can find BIP44 version which some wallet use for your era of seeds. As an example, when you at first create your wallet and generated seed https://ticketsbookmarks.com/story19955841/bip39-history-not-known-factual-statements-about-bip39-mnemonic-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw