<!--
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  "availability" : [
    "macOS: 10.13.0 - 10.14.0"
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  "documentType" : "symbol",
  "framework" : "PhotoKit",
  "identifier" : "/documentation/Photos/PHProjectChangeRequest/setKeyAsset(_:)",
  "metadataVersion" : "0.1.0",
  "role" : "Instance Method",
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    "kind" : "Instance Method",
    "modules" : [
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    "preciseIdentifier" : "c:objc(cs)PHProjectChangeRequest(im)setKeyAsset:"
  },
  "title" : "setKeyAsset(_:)"
}
-->

# setKeyAsset(_:)

Sets the key asset representing the project.

```
func setKeyAsset(_ keyAsset: PHAsset?)
```

## Discussion

> Note:
> Setting a key asset has been deprecated in macOS 10.14. Use ``doc://com.apple.photokit/documentation/Photos/PHProjectChangeRequest/setProjectPreviewImage(_:)`` to provide a rendered preview image instead of designating a key asset.

---

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