U+1F19C "🆜" Squared Second Screen Unicode Character

U+1F19C "🆜" Squared Second Screen is a graphical symbol primarily intended for use in signage and user interfaces, representing a secondary screen or display device. It was added to the Unicode standard in 2010 as part of Enclosed Alphanumeric Supplement block, designed to convey the concept of a supplementary monitor, such as a second TV screen for additional content. This character is often utilized in contexts like media navigation, smart TV menus, or digital device instructions to indicate the activation or control of an external or secondary display output.