# Add Model Groups to a Collection
<a name="modelcollections-add-models"></a>

You can add model groups to a Collection in the Amazon SageMaker Studio console. To add Model Groups to a Collection, complete the following steps based on whether you use Studio or Studio Classic.

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#### [ Studio ]

1. Open the SageMaker Studio console by following the instructions in [Launch Amazon SageMaker Studio](https://docs.aws.amazon.com/sagemaker/latest/dg/studio-updated-launch.html).

1. In the left navigation pane, choose **Models**.

1. Choose the **Registered models** tab, if not selected already.

1. Immediately below the **Registered models** tab label, choose **Models**, if not selected already.

1. Select the check box next to the model groups that you want to add. You can select up to 10 Model Groups. If you select more than 10, the UI option to add your Model Groups to a Collection is inactive.

1. Choose the vertical ellipsis next to **Create**, and choose **Add to collection**.

1. Select the radio button for the collection to which you want to add your selected Model Groups.

1. Choose **Add to collection**.

1. Check to make sure your Model Groups were added in to the collection. In the **Collections** column of the Model Groups you selected, you should see the name of collection to which you added the Model Groups.

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#### [ Studio Classic ]

You can add Model Groups to a Collection from either the **Model Groups** or **Collections** tab.

To add one or more Model Groups to a Collection from the ** Collections** tab, complete the following steps:

1. Sign in to Amazon SageMaker Studio Classic. For more information, see [Launch Amazon SageMaker Studio Classic](https://docs.aws.amazon.com/sagemaker/latest/dg/studio-launch.html).

1. In the left navigation pane, choose the **Home** icon ( ![\[Black square icon representing a placeholder or empty image.\]](http://docs.aws.amazon.com/sagemaker/latest/dg/images/studio/icons/house.png)).

1. Choose **Models**, and then **Model registry**.

1. Choose the **Collections** tab.

1. Select the Collection to which you want to add Model Groups. If the desired Collection is not at root level, navigate to the hierarchy where you want to add your Model Groups.

1. In the **Actions** dropdown menu in the top right, choose **Add model groups**.

1. Select the Model Groups that you want to add. You can select up to 10 Model Groups. If you select more than 10, the UI option to add your Model Groups to a Collection is inactive.

1. Choose **Add to collection**.

1. Check to make sure your Model Groups were added in the current hierarchy. If you do not immediately see your new Model Groups, choose **Refresh**.

To add one or more Model Groups to a Collection from the **Model Groups** tab, complete the following steps:

1. Sign in to Studio Classic. For more information, see [Amazon SageMaker AI domain overview](gs-studio-onboard.md).

1. In the left navigation pane, choose the **Home** icon ( ![\[Black square icon representing a placeholder or empty image.\]](http://docs.aws.amazon.com/sagemaker/latest/dg/images/studio/icons/house.png)).

1. Choose **Models**, and then **Model registry**.

1. Choose the **Model Groups** tab.

1. Select the Model Groups that you want to add. You can select up to 10. If you select more than 10, the UI option to add your Model Groups to a Collection is inactive.

1. In the **Actions** dropdown menu in the top right, choose **Add to collection**.

1. In the pop-up dialog, choose the root path location `Collections`. This link to the root location appears above the table.

1. Navigate to the hierarchy which contains your destination Collection, or where you want to create a new Collection to which you add your models.

1. (Optional) To add your Model Groups to an existing Collection, complete the following steps:

   1. Select the destination Collection.

   1. Choose **Add to collection**.

1. (Optional) To add your Model Groups to a new Collection, complete the following steps:

   1. Choose **New collection**.

   1. Enter a name for your new Collection.

   1. Choose **Create**.

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