When backing up your mnemonic phrase, we strongly endorse making use of Actual physical media, including writing about the mnemonic phrase card or a metallic board like the SafePal Cypher. You may as well continue to keep various back-ups of it. - Lưu trữ Seed Phrase trên thiết bị điện https://bookmarkworm.com/story18776718/little-known-facts-about-bip39-seed-phrase-list