---
title: kIOFBNotifyEvent_DisplayModeChange
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.13+]
path: kernel/2880404-anonymous/kiofbnotifyevent_displaymodechange
---

# kIOFBNotifyEvent_DisplayModeChange

## Declaration

```occ
kIOFBNotifyEvent_DisplayModeChange = (1ULL << 0)
```