---
title: kUSBPowerRequestSleepRelease
framework: IOKit
role: symbol
role_heading: Enumeration Case
platforms: [Mac Catalyst 18.4+, macOS 10.7+]
path: iokit/usbpowerrequesttypes/kusbpowerrequestsleeprelease
---

# kUSBPowerRequestSleepRelease

## Declaration

```occ
kUSBPowerRequestSleepRelease = 3
```

## Discussion

Discussion When used with ReturnExtraPower(), it will send a message to all devices to return any sleep power if possible.