yes they advanced on weapons only when needed to.
Metal
powder
weapons and horses
The Spaniards' weapons were much more powerful and durable,making it easy to kill.The Aztecs also had diseases spreading, which killed many of them.
Cortez had many advantages on the Aztecs. For one, when he first got there, the Aztecs thought he was their god Quetzelcoatl. They took him in which allowed him to get into the city. They were a more primative civilization so they did not have the weapons that Cortez had.
The Aztecs used several different types of weapons. They used bows and arrows, spears, dart throwers, and a throwing lance.
guns
The Spanish had superior weaponry such as guns, cannons, and steel swords compared to the Aztecs and Incas who primarily used obsidian weapons. The Spanish also had horses, which the indigenous peoples had never encountered before, giving them a military advantage. Additionally, the Spanish had the assistance of indigenous allies who were enemies of the Aztec and Inca Empires.
the Aztecs lost to the Spanish because the Spanish had better weapons like the gun.
the weapon of the azteks were flechas
The Spanish conquest of the Aztecs was primarily due to a combination of technological superiority, alliances with other indigenous groups who were enemies of the Aztecs, and the spread of diseases like smallpox that devastated the Aztec population. Additionally, the leadership of Hernan Cortes and his strategic decisions played a significant role in the conquest of the Aztec Empire.