Whenever an innovation creates uncertainty about its expected consequences for potential adopters, individuals feels uncomfortable and therefore tend to interact with social networks to consult on their adoption decisions [4]. Social influences can be divided into two variables: superior social influence that enhances perceived ease of use; and peer social influence that encourages consumer use without considering its usefulness or ease [43]. Research shows that the use of mobile search is heavily influenced by family and friends [18]. People may feel they should use a mobile search often after watching other people, even if they are not positive toward the behaviour or its consequences [48]. Following prior research, this study proposes that: the social network will have a major impact on the decision of mobile service use. Library users may feel they should use a mobile digital library service after they see their peers, friends, and teachers are using it.