: This likely refers to Codepage 5 , though in modern contexts "CP" often stands for Combat Power (Pokémon GO), CoD Points (Call of Duty), or Competitive Programming .

Specifically, this occurs when an emoji or special character (likely a smiling face like 😊 or 😅) is encoded in but then incorrectly displayed as Windows-1252 (CP-1252) .

encoding - "’" showing on page instead of " ' " - Stack Overflow

: This string is the result of multiple encoding errors. For instance, a single emoji in UTF-8 consists of multiple bytes; when a system reads those bytes as separate individual characters from an older character set, you get this "garbage" text.