This document is a thesis written by Muhammad Wisnu D R to fulfill an assignment for an Applied Computer course at the State Islamic University of Walisongo. The thesis discusses using a school information system to improve the quality of Al-Azhar Wirosari Islamic Elementary School. It includes an introduction that establishes the background and problem formulation, as well as objectives and benefits. It also covers relevant theories, literature review, theoretical framework, research methods used, data collection techniques, data analysis techniques, discussion of findings, and conclusions and recommendations.