Yes, Bitcoin can be made quantum resistant. However, this would require a major upgrade to the Bitcoin protocol, and it is not clear if the Bitcoin community would be willing to make such a change. Quantum computers are a very real threat to Bitcoin, and other cryptocurrencies, as they could potentially break the cryptographic algorithms that are used to secure these systems. If quantum computers become powerful enough, they could crack the code that allows people to send and receive Bitcoin anonymously.
This would jeopardize the entire system, as it would be much easier for governments and other authorities to track down users and seize their funds. While it is possible to make Bitcoin quantum resistant, it is not clear if it is worth the risk of changing the system in a way that could potentially destabilize it.