Bip39 generator offline http://www.video-bookmark.com/user/tucanewhmt The get on the mnemonic phrase matters. For those who mess up the purchase then You can not Get better your wallet. All of your resources is going to be missing for good. Make sure you have an appropriate backup. BIP39 solves this by using human-readable https://felixkkjt585.theglensecret.com/bip39-word-checklist-generator-crafting-your-own-special-seed-phrase