Over the air update Raspberry Pi technology plays a pivotal role in advancing smart city infrastructure. It allows seamless updates to critical applications like smart lighting systems, environmental monitoring, smart parking systems, and smart traffic management. This capability ensures that devices deployed across a city remain up-to-date without the need for manual intervention. By leveraging OTA updates on Raspberry Pi devices, cities can optimize energy usage, improve traffic flow, and enhance environmental data collection. This process reduces downtime and maintenance costs, offering a more efficient, sustainable, and responsive urban environment for residents.