Install bip39 https://send.now/zchzg5fu4oku It is really extremely important that the mnemonic sentences are created from randomly picked numbers! These quantities could be produced in a number of alternative ways, which are explained in other content articles in this article, like "What is an RNG" and Seed Phrase Technology. The BIP39 https://bookmarkloves.com/story22948106/electrum-bip39-passphrase-bip39-checksum-an-overview-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw