The answer
A registered policy tells a signer which keys and spending rules belong to a particular wallet, helping the device distinguish expected payments from altered change or malicious constructions.
What to do next
Compare the registered policy's threshold, cosigners and derivation details with your coordinator's backup.
Trezor hardware wallets
Hardware wallet or backup product relevant to a self-custody question. Availability, supported assets and local eligibility must be checked before signing up or buying.
Visit Trezor hardware wallets ↗Official provider link · Compare suitability and availability before choosing.