The purpose of this study was to determine the effect of professional competence of educators and infrastructure on the performance of educators through learning tools at the State Senior High School UPT in the Regional Education Office Branch of Makassar City. The research approach applied is quantitative. The type of research is a survey, namely analyzing data and facts that support the information needed to support the research discussion in answering and solving the problem's core. The analytical test used is Path Analysis. The research sample was 163 educators at the State Senior High School UPT in the Region I Education Office Branch of Makassar City. From research conducted in September 2019 at the State Senior High School UPT in the Regional Education Office Branch of Makassar City, the following results were found: 1. Educators' professional competence has a positive and significant effect on the completeness of learning devices. 2. Learning infrastructure has a positive and significant effect on the completeness of learning devices. 3. Completeness of Learning Tools has a positive and significant effect on Educator Performance. 4. Professional Competence of Educators has a significant effect on Educator Performance. 5. Learning infrastructure has a positive and significant effect on teacher performance. 6. There is a positive and significant indirect effect of educators 'professional competence on educators' understanding through the completeness of its learning tools. 7. Without a significant indirect effect of learning infrastructure on educators' performance through the completeness of learning tools.