Abstrak
The problem of this study is not revealed yet the problem faced by the final year students english department at UIN Mahmud Yunus Batusangkar in writing thesis proposal. This study aims to find out students difficulties in writing a Thesis Proposal. The type of this research is qualitative research with a phenomenological approach. The informants of this research are students in the final semester of the 2022/2023 academic year who have taken thesis courses and in the process of guiding thesis proposal, seven people were selected using purposive sampling techniques. This research use interview techniques to collect the data. To check trustworthiness the data the researcher used triangulation by conducting re-interviews. Furthermore, researcher analyzed the data using the Miles & Huberman theory which included data reduction, data display, conclusions and verification. The result of this study show that the difficulties faced by the final year students English department at UIN Mahmud Yunus Batusangkar are difficulties in finding the appropriate the title, writing background of the problem, writing review of related the theories, writing in chapter 3 methodology, lack of motivation and laziness, lack of comprehension in writing thesis proposal, difficulties in expressing idea in written form, lack of time management, difficulties in consultation with advisors, difficulties in communication with supervisors, difficulties in finding references and supporting books.