---
title: MTLDeviceError.Code.notSupported
framework: Metal
role: symbol
role_heading: Case
platforms: [iOS 26.4+, iPadOS 26.4+, Mac Catalyst 26.4+, macOS 26.4+, tvOS 26.4+, visionOS 26.4+]
path: metal/mtldeviceerror-swift.struct/code/notsupported
---

# MTLDeviceError.Code.notSupported

Indicates the requested feature is not supported by the current device.

## Declaration

```swift
case notSupported
```