Arcade operators prioritize quality assurance to maintain smooth gameplay and customer satisfaction. Testing begins with routine inspections of hardware components, such as buttons, joysticks, and screens, to ensure functionality. Software diagnostics are run to detect glitches or performance issues. Regular calibration of motion sensors and coin mechanisms prevents malfunctions. Operators also conduct stress tests by simulating high usage to identify wear and tear. Additionally, feedback from players helps refine adjustments. By combining preventive maintenance and real-world testing, arcade operators uphold high standards for gaming equipment reliability.