The e-commerce industry has fundamentally transformed the retail sector, driving unprecedented shifts towards digitization and reshaping consumer behavior globally. Investigating the immediacy of e-commerce is crucial because it addresses the critical need for fast and efficient logistics to meet soaring consumer demand for quicker delivery times and real-time order tracking. Effective logistics is the backbone of the retail industry, ensuring timely and accurate delivery, which is essential to maintaining high customer satisfaction and competitive advantage. This research focuses on Mydin, a well-known Malaysian halal supermarket chain, to explore the immediate impact of e-commerce on customer satisfaction. By examining key variables such as ordering application systems, key performance indicators in downstream logistics, and shipping tracking systems, the study revealed that Mydin's strategic use of e-commerce, supported by its partnership with Dropee and its innovative use of social media, has markedly improved customer satisfaction and overall company performance. These results underscore the critical role of e-commerce immediacy in improving retail performance and provide invaluable insights for businesses aiming to thrive in the dynamic e-commerce landscape.