Organizations in the current environment need to create and sustain their competitive advantages. ERP (Enterprise Resource Planning) solutions are considered a strong tool that helps organizations to succeed and arise. But ERP projects’ implementation has relatively low success rates in which it may affect and shake the whole organizational performance. This study searches the power of software usability to achieve ERP Project Implementation Success (ERP-PIS) considering the mediating role of user information satisfaction (UIS). A set of research's hypotheses have been constructed. This study adapts a positivism view, using the survey strategy. The questionnaires were filled by 106 managers who use ERP systems or affected by ERP systems in different organizations. The findings of the research ensure the fitness of the model, and that mediation role of user information satisfaction (UIS) in Jordan is highly visible. Also, the research shows up the strong power of usability to achieve ERP-PIS. Based on the findings, development of ERP applications would be improved by software organizations in terms of usability, and organizations need to acquire ERP applications would also improve their decisions in choosing an ERP solution.

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