How is Indonesia's 5G Telecommunication Industry? Case Study of Promotion on Customer Loyalty Through Customer Satisfaction

The rapid development of telecommunication network technology has proliferated in recent decades. The revolutionary era with the introduction of 5G technology offers much more sophisticated and revolutionary features. Telkomsel 159 million customers at the end of March 2024. The study aims to determine the examine the leverage of promotion through customer satisfaction affects customer loyalty of Telkomsel prepaid card customers on the Instagram Social Media Platform. This study used a quantitative approach. The number of respondents was 150 customers of Telkomsel. The analysis was used a non-probability sampling method with a purposive sampling technique. The data analysis technique used a SEM PLS with the help of SmartPLS 3.2.9 software. The study proved although 5G technology satisfied and created loyalty to Telkomsel, the service of prepaid cards, and promotions in the Instagram platform still need to be improve significantly. The study recommended forecasting a new competitor such as Starlink that might change the business environment in Indonesa.