<!--
{
  "availability" : [
    "macOS: 12.0.0 - 27.0.0",
    "swift: -"
  ],
  "documentType" : "symbol",
  "framework" : "Virtualization",
  "identifier" : "/documentation/Virtualization/VZMacAuxiliaryStorage/init(contentsOfURL:)",
  "metadataVersion" : "0.1.0",
  "role" : "Initializer",
  "symbol" : {
    "kind" : "Initializer",
    "modules" : [
      "Virtualization"
    ],
    "preciseIdentifier" : "c:objc(cs)VZMacAuxiliaryStorage(im)initWithContentsOfURL:::SYNTHESIZED::c:objc(cs)VZMacAuxiliaryStorage"
  },
  "title" : "init(contentsOfURL:)"
}
-->

# init(contentsOfURL:)

Initializes an auxiliary storage object with data from the location at the URL you provide.

```
init(contentsOfURL URL: URL)
```

## Parameters

`URL`

The URL of the auxiliary storage on the local file system.

## Discussion

Use this initializer to load the data from an auxiliary storage object stored on the file system. To create a new auxiliary storage object, use [`init(creatingStorageAt:hardwareModel:options:)`](/documentation/Virtualization/VZMacAuxiliaryStorage/init(creatingStorageAt:hardwareModel:options:)).

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)