---
title: dwAlternateMode
framework: IOKit
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 13.0+, macOS 10.15+]
path: iokit/iousbdevicecapabilitybillboardaltconfigcompatibility/3166174-dwalternatemode
---

# dwAlternateMode

## Declaration

```occ
uint32_t dwAlternateMode;
```