Bip39 backup https://franciscougju442.bravesites.com/entries/general/Produce-Bitcoin-Addresses-from-Seed-Every-Little-Thing-You-Required-to-Know Although it uses BIP32 method you are able to continue to import BIP39 seeds into Electrum wallet. Also aside from BIp32 There's BIP44 Variation which some wallet use with the generation of seeds. BIP39 is like a chance to “examine” and recog... https://bookmarkoffire.com/story20736950/adesivo-bip-39-bip39-checksum-an-overview-https-linktr-ee-bip39