---
title: kTextEncodingUnknown
framework: Core Services
role: symbol
role_heading: Enumeration Case
platforms: [Mac Catalyst 17.0+, macOS 10.0+]
path: coreservices/1400396-special_text_encoding_values/ktextencodingunknown
---

# kTextEncodingUnknown

## Declaration

```occ
kTextEncodingUnknown = 0xFFFF
```