# � U+FFFD REPLACEMENT CHARACTER

Question mark in a diamond, the replacement character shown when text has broken encoding or an unknown, unreadable or unsupported character.

| | |
|---|---|
| Character | `�` |
| Codepoint | U+FFFD |
| Name | REPLACEMENT CHARACTER |
| Block | [Specials](https://unicodekit.com/block/specials) |
| Script | Common |
| Category | Other Symbol (So) |
| Unicode version | 1.1 |
| HTML | `�` `�` |
| CSS | `\FFFD` |
| JavaScript | `\uFFFD` |
| UTF-8 | EF BF BD |
| UTF-16 | FFFD |

## Notes

- used to replace an incoming character whose value is unknown or unrepresentable in Unicode
- compare the use of 001A as a control character to indicate the substitute function

## Related characters

-  [U+FFFC OBJECT REPLACEMENT CHARACTER](https://unicodekit.com/char/FFFC)
- [U+FFFB INTERLINEAR ANNOTATION TERMINATOR](https://unicodekit.com/char/FFFB)
- [U+FFFA INTERLINEAR ANNOTATION SEPARATOR](https://unicodekit.com/char/FFFA)
- [U+FFF9 INTERLINEAR ANNOTATION ANCHOR](https://unicodekit.com/char/FFF9)

Page: https://unicodekit.com/char/FFFD · JSON: https://unicodekit.com/characters/FFFD