Validation is one of the important steps in achieving and maintaining the quality of the final product batch after batch. Without equipment, we cannot manufacture a product. If equipment is validated, we can ensure that our product is of the best quality. Validation of the equipment is called the Qualification. This review focuses on the qualification of Autoclaves, Hot Air Ovens, and Tablet Compression Machines, essential equipment in pharmaceutical manufacturing. We discuss the systematic approach to qualification, including Installation Qualification (IQ), Operational Qualification (OQ), and Performance Qualification (PQ)