---
title: wFunctionalitySupport
framework: Kernel
role: symbol
role_heading: Instance Property
platforms: [macOS 12.0+]
path: kernel/standardusb_superspeedplususbdevicecapabilitydescriptor/3794143-wfunctionalitysupport
---

# wFunctionalitySupport

## Declaration

```occ
uint16_t wFunctionalitySupport;
```