This study investigates how Indonesian students who speak Makassar as their first language use English in their presentations. It focuses on understanding differences in pronunciation between English and Bahasa Indonesia, and identifies any challenges students face with complex English words and sounds. Additionally, the research examines how students use body language and facial expressions during their presentations. The study aims to uncover the specific difficulties these students encounter and how their pronunciation and body language construct meaning and influence their communication. Audio-, video-recording data will be collected from 20 (10 in English and 10 in Bahasa Indonesia) academic students’ presentations in Indonesian University. This study aims to contribute to the pedagogical understanding of phonological and paralanguage challenges faced by Indonesian learners of English, and to inform the development of effective teaching strategies and interventions tailored to their needs.