# changedFrom

> A collection of PackageInfo entries describing packages to be overridden by another version during the Package Manager registration process.

## Definition

* **Type:** Property
* **Namespace:** [UnityEditor.PackageManager](/engine/6000.6/script-reference/unityeditor/packagemanager.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
public ReadOnlyCollection<PackageInfo> changedFrom { get; }
```