Note: The information on this page applies only to packages installed from the Unity Registry, a scoped registry, or from a local source. To update packages installed from a Git URL, you can either re-install it as a Git dependency using a new revision or re-install it from the Unity Registry. For more information about how to specify revisions with Git dependencies, see Targeting a specific revision.
You can update a package while in the In Project, Unity Registry, or My Registries context:
Open the Package Manager window and select In Project from the Packages drop-down menu.
![__Currently installed__ and __Recommended__ are the only versions available](../uploads/Main/PackageManagerUI-AvailableUpdates.png) **Note**: If you see the __See other versions__ link after expanding the package, you can click it to see the list of all available versions for that package.
Select any version of the current package to see the details specific to that version in the details view.
7.单击 Update to 按钮。
When the progress bar finishes, any new functionality is immediately available.
注意：如果您切换到包的旧版本，则可能必须对包内容运行 API Updater。