Background: Public engagement events are an important early strategy in developing a meaningful research agenda, which is more impactful and beneficial to the population. Evidence indicates the potential of such activities to promote mental health literacy. However, this has not yet been explored in Indonesia. Aim: This paper describes a mental health public engagement festival carried out in Indonesia in November 2018 and uses evaluation data to consider the acceptability and use of such activities in Indonesia in the future. Method: Evaluation ...