Not likely, the production lines used to service other countries are probably not the same used to supply the US.

New equipment would have to be obtained, new processes developed based on differences with regional suppliers, different regulatory standards on the production process would have to be adhered to, and they’d lose out on the generations of compatibility with older standards that they are intent keeping as cost saving measures.

Overnight is a stretch, but could they switch given enough time? Almost certainly. But it’s a major unnecessary expense that doesn’t immediately benefit shareholders.