The objectives of this paper are to investigate the impact of software reliability, accuracy, efficiency, and data quality on the business performance of firms in Lusaka District, Lusaka Province, Zambia. This study is examined to help the firm’s owners and managers understand the importance of using accounting information systems derived from accounting software to achieve business performance, reliability, accuracy, efficiency, and data quality.

The previous research shows that it is crucial for firms to use accounting information systems to ensure the survival and sustainability of their businesses in an increasingly competitive environment, besides improving their businesses’ operational competency and efficiency.

This study uses several characteristics: efficiency, reliability, ease of use, data quality, and accuracy, to examine the influence of the use of accounting information systems on the performance of firms. The quantitative data required for this study is a sample size of 85 participants that consists of accountants or employees who use accounting software in their work.

The result indicates that efficiency and ease of use have significant impacts on business performance. Meanwhile, the other three characteristics, such as reliability, data quality, and accuracy, are not found to have a significant impact on business performance. Overall, the results show that accounting software has an impact on the firm’s business performance.