While unlikely to be official (Nintendo rarely revisits old firmware), homebrew communities have already used the “new link” flag to create fan servers for Mario Kart 7 . The keyword may actually refer to for the 3DS.
If you still own a 3DS and NSMB2 , this update is a delightful freebie that adds 2–3 hours of fresh fun. It’s not the Mario-Zelda crossover RPG fans dream of, but as a quirky “what if” experiment, it’s worth revisiting — especially for the sheer joy of slashing a Thwomp in half. new super mario bros 23ds link new
You can still link two 3DS consoles together locally. Physical wireless communication does not rely on Nintendo's servers. While unlikely to be official (Nintendo rarely revisits
Official online services, including rankings and data distribution, ended on April 8, 2024 . It’s not the Mario-Zelda crossover RPG fans dream
None of this is confirmed. But the phrase “link new” explicitly suggests fresh connectivity, not a remaster.