AMOLED (Active Matrix Organic Light Emitting Diode) display is a screen technology widely used in smartphones, tablets, and other devices. It uses organic compounds that emit light when an electric current is applied, eliminating the need for a backlight. This results in brighter colors, deeper blacks, and improved energy efficiency compared to traditional LCDs. In cybersecurity, AMOLED displays can be relevant due to their susceptibility to screen burn-in, which may unintentionally reveal usage patterns or sensitive information over time. Additionally, their high resolution can make shoulder surfing attacks easier if sensitive data is displayed. Understanding the properties of AMOLED displays helps in assessing potential security risks related to visual data exposure.