Bip39. Receive the demanded variety of COLDCARDs, decide on Import Current throughout setup and cargo the identical backup file on to Every single of them. Give Every COLDCARD its personal passphrase after which you can lock down the seed. Your seed words won't be recognised to any of the products https://thesocialintro.com/story4212919/bip39-wallets-https-linktr-ee-bip39-top-guidelines-of-bip39-passphrase