This study was carried out with the purpose of investigate to the impact of Automation Teller Machines on the performance of commercial banks in Uganda. The study objectives included examining the performance of commercial banks in Uganda, to investigate the importance of automated teller machines on the performance of commercial banks in Uganda and to find out a relationship between automated teller machines and the performance of commercial banks in Uganda. The study used qualitative and quantitative techniques to analyze the data collected, data analysis was done through transforming information got to a more representative way, simple frequency tables, percentages and graphs were employed to facilitate analysis. The research was carried out in Equity Bank Kyengera Branch, and as such the study population included the bank staff and clients of the branch. Financial performance and that it offers a variety of loan products and services. The findings indicated that customers were safe with the automated system of banking. It was also revealed in table13 that customers access services at any time. The following recommendations were suggested; More money should be dispensed through the ATM, so as to save the public from incurring transport costs visiting banking halls. Training session should be arranged to enable ignorant customers. On many occasions the system breaks down comes as a result of wrong entries made by customers while using automated machines. Banking services should be extended to the villages so as to tap more customers and increase on the profitability of the bank. Besides, it will help to beat up competition.