You have to setup a lightning wallet and add that address to your profile. From the lightning wallet you can send #bitcoin to your cold wallet (and vice versa).
You can think of it as:
lightning wallet = regular wallet
cold wallet = bank account
You have to setup a lightning wallet and add that address to your profile. From the lightning wallet you can send #bitcoin to your cold wallet (and vice versa).
You can think of it as:
lightning wallet = regular wallet
cold wallet = bank account