Liquid Crystal Displays (LCDs) are an integral part of modern electronic devices, from smartphones and laptops to televisions and industrial equipment. Their widespread use makes understanding their operating conditions, especially temperature tolerances, essential for users and manufacturers alike.

The emergence of black spots on LCD screens is a common issue that many users encounter. These spots can be frustrating, especially when they disrupt the viewing experience. One of the significant factors contributing to this problem is heat. Understanding how heat affects LCD screens, the mechanism