Purpose of the study: This study aimed to analyze the use of social media, WhatsApp, among the UIN (Universitas Islam Negeri) Ar-Raniry's English Language Education Program undergraduate students for solving their thesis writing problems, focusing on the effects of the WhatsApp use and to inquire whether WhatsApp communication helps them solve their thesis writing problems. Methodology: The design of this study is descriptive qualitative in nature. The researchers selected 30 English Language Education Program undergraduate students comprising 9 male and 21 female students who were writing theses as participants. This study used the semi-structured interview to collect detailed information needed for this research. The researchers used note-taking and recording device using Galaxy Note 8. Main Findings: Findings revealed that the use of social media, WhatsApp, among the undergraduate students of the UIN Ar-Raniry' English Language Education Program, shows a positive impact on solving the problems they face regarding their thesis writing. The findings also indicated that the use of social media, WhatsApp, has put students at ease in solving their various problems regarding thesis writing constraints. Application of the study: This study can be very useful for the students writing theses, and thesis supervisors. The findings of this research give insights and provide information and theories related to thesis writing issues. Studies on this issue lack in the field of education in general and thesis related problem sharing and supervisee-supervisor relationships in particular. Novelty/Originality of the study: The findings justify how the use of WhatsApp brings about positive effects and partly solve students' thesis writing problems. The findings revealed that these research benefits readers enhance existing knowledge and contributes to the construction of new knowledge in the field of education. Therefore, researchers recommend further research on the effects and benefits or other aspects of social media usage.