---
title: kHIDUsage_KeyboardF21
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1641313-anonymous/khidusage_keyboardf21
---

# kHIDUsage_KeyboardF21

## Declaration

```occ
kHIDUsage_KeyboardF21 = 0x70
```