Social media has become a forum for discussion formed with the rapid development of internet technology. Using the internet makes getting various information according to your needs more leisurely. This research aims to determine the influence of social media marketing on customer loyalty in the use of streaming application technology as a form of technology acceptance model. Data collection was carried out in 2020 -2023 with 1294 respondents spread across several provinces in Indonesia. The data obtained were analyzed using SEM-PLS. The data processing results to answer the research hypothesis showed that social media marketing as a product promotion tool positively impacted increasing perceived usefulness, enjoyment, and brand trust. The perceived usefulness obtained influences increasing brand trust but does not impact increasing perceived enjoyment. Streaming application technology with the growing feeling of being entertained and accessing online movies to get happiness as a form of perceived enjoyment affects brand trust by getting the benefit that the product used meets expectations and never disappoints. Perceived enjoyment and brand trust increase customer loyalty by increasing the number of active users who recommend online films to other people and staying positive about streaming technology on social media. The practical contribution of the research is optimizing social media as a company marketing tool for the film business to promote newly released films in the community of social media users. Theoretical contribution by enriching consumer behavior theory and technology acceptance models in the application of streaming technology in online film access.