Onekey wallet setup guide and main features overview Onekey wallet setup guide and main features overview Download the official companion application from either the App Store or Google Play, verifying the developer signature matches the one printed on your device’s packaging. During the initial power-on sequence, the unit forces you to create a PIN between 6 and 16 characters–do not reuse a PIN from any other service. After the PIN is confirmed, the hardware generates a 24-word reco...