Bip39 checksum failed https://jsbin.com/titaniseko Despite the fact that it works by using BIP32 technique you could nevertheless import BIP39 seeds into Electrum wallet. Also aside from BIp32 There exists BIP44 Variation which some wallet use for your generation of seeds. Thanks to the cryptographic style of BIP-39, a weak passphrase https://maximusbookmarks.com/story20718410/bip39-hardware-wallet-rumored-buzz-on-bip39-generator-https-t-me-bip39-chat