The answer
No. Proposed changes such as P2MR target particular long-exposure risks; full protection also needs secure post-quantum signatures and deployment.
What to do next
Read what a proposal mitigates before labelling it quantum-proof.
NIST post-quantum standards
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Trezor hardware wallet
A current-generation hardware wallet for managing keys; it does not make Bitcoin or Ethereum quantum-resistant or resolve a future protocol migration.
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