The Indians are not indigenous to America.
Their ancestors came from what used to be called Soviet Central Asia. Other came from coastal China.
The people of those areas and the tribes of North America share similar genetic markers.
Their ancestors where here first, across the land bridge now known as Alaska’s Aleutian Islands, but they are not indigenous and they are not “native Americans.”
True that - plus they didn’t develop the horse culture until the Spanish brought them over.