The latest developments in volcanic eruptions in Indonesia show quite significant dynamics in recent years. Indonesia, as a country located on the Pacific Ring of Fire, is home to 127 active volcanoes. Volcanic activity in the country has not only attracted the attention of scientists but also the general public, considering its far-reaching impact on life. One of the mountains that has received attention is Mount Semeru in East Java. In December 2021, Semeru experienced a violent eruption which caused hot clouds and ash rain. Since then, strict supervision has been carried out to monitor its activities. Data from the Center for Volcanology and Geological Disaster Mitigation (PVMBG) shows an increase in volcanic activity in 2023, so the status remains on alert. In Sumatra, Mount Sinabung is again showing significant activity with eruptions occurring almost every month. Since 2010, Sinabung has experienced eruptions that have disrupted the lives of the surrounding community, including evacuating residents and closing access. Scientists continue to monitor the changes in magma and gas released from the top of the mountain. The results of observations and data analysis show that Sinabung activities have the potential to continue. In Bali, Mount Agung is also a concern. After several large eruptions in 2017 and 2018, volcanic activity at Agung appears more stable. However, PVMBG continues to monitor it closely. Seismic and geodesic signs indicate magma movement beneath the surface, although there is no indication of an eruption in the near future. Meanwhile, Mount Merapi, which is located on the border of Central Java and Yogyakarta, continues to be active with incandescent lava and volcanic earthquakes. Entering 2023, Merapi’s activity level is stable, but residents around it must remain vigilant. The government continues to carry out disaster risk mitigation programs, including the relocation of residents and emergency management training. The development of monitoring technology is also an important factor in anticipating volcanic eruptions. With the use of satellites and modern seismic sensors, researchers can collect data in real-time. This data allows for more accurate predictions, which is crucial for public safety. Breakthroughs in the development of computer models to predict lava flow patterns and post-eruption environmental impacts were also made. The importance of educating the public about the risks posed by volcanic activity cannot be underestimated. Socialization programs about lava and mapping of disaster-prone areas are being intensively carried out. All of these efforts aim to increase community preparedness in facing emergency situations. Overall, recent developments in volcanic eruptions in Indonesia show that despite challenges, there is also progress in disaster monitoring and mitigation. Science and technology continue to play an important role in efforts to maintain the safety of residents living around areas prone to volcanic disasters. By continuing to improve the monitoring system and providing education to the public, Indonesia is working hard to minimize the negative impacts of volcanic activity that may occur in the future.