---
title: USBGetManufacturerStringIndex
framework: IOKit
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 18.4+, macOS 10.14+]
path: iokit/iousbdeviceinterface942/2977180-usbgetmanufacturerstringindex
---

# USBGetManufacturerStringIndex

## Declaration

```occ
IOReturn (*USBGetManufacturerStringIndex)(void *self, UInt8 *msi);
```