When backing up your mnemonic phrase, we strongly advise utilizing physical media, for example producing over the mnemonic phrase card or a metallic board such as the SafePal Cypher. You can even continue to keep multiple back again-ups of it. - Lưu trữ Seed Phrase trên thiết bị điện tử: https://kbookmarking.com/story19589062/a-review-of-bip39-phrase-list