Micro, Small, and Medium-Sized Businesses are crucial in Indonesia’s development. Covid-19 significantly impacts the economies of all nations, including Indonesia. Thus, the study’s primary objective was to assess the impact of Covid-19 on Micro, Small, and Medium-Sized Businessesin Indonesia. This study utilized a quantitative research methodology.The information was acquired from 399 Micro, Small, and Medium-SizedBusinesses in Indonesia. In the research, MICMAC software is utilizedto analyze the acquired data. The study found that Covid-19 affected theeconomic activities of Micro, Small, and Medium-Sized Businesses. Theoutcomes of this study will assist the decision-makers of Micro, Small, andMedium-sized Businesses in determining how to manage future pandemicsbetter