Bip39 mnemonic checksum https://www.symbaloo.com/mix/bookmarks-xfkm The purchase in the mnemonic phrase matters. Should you mess up the purchase then You can not Get better your wallet. Your money will likely be shed for good. Ensure you have an appropriate backup. The amount of stability does a passphrase incorporate? A BIP39 passphrase https://bookmarkalexa.com/story6245483/bip39-seed-phrase-generator-bip39-generator-secrets-https-dzen-ru-bip39-phrase-com