A privacy screen protector is a specialized film or glass that is applied to electronic devices like smartphones, tablets, and laptops. Its primary function is to limit the viewing angle of the screen, making it difficult for people nearby to see the content displayed. This helps protect sensitive information from prying eyes in public places. These protectors are designed to maintain screen clarity while providing privacy. They are available in various sizes to fit different devices and can also offer additional benefits, such as scratch resistance and reduced glare. Using a privacy screen protector enhances security and peace of mind when using devices in crowded environments.