The study assesses the impact of effective communication strategies on the management of public institutions in the UAE. With communication strategies having an important role in making the framework of an institution effective, this study also helped in making the public institutions ready for the digitalized environment by defining the social media adoption mediating role. To assess the factors affecting communication strategies’ effectiveness, the impact of these strategies on public institution management, and the mediating role of social media using the responses of 124 employees, a PLS-SEM model was developed. The study findings reveal that there is the presence of factors like vertical communication, technological advancements or employees’ involvement in decision making which contributes to affecting the effectiveness of communication strategies. Also, the positive role of effective communication strategy in the management of public institutions was identified. Even as the findings define that social media adoption has a mediating role between communication strategies effectiveness and public institution management, thus, a communication effectiveness enhancement program with the usage of social media could be designed to improve the flow of information within public institutions and strengthen trust of citizens of UAE on public institutions.