--- title: "Create Collection Extensions" slug: "create-collection-extensions-1" updated: 2026-02-05T15:13:27Z published: 2026-02-13T08:16:09Z canonical: "documentation.lakesidesoftware.com/create-collection-extensions-1" --- > ## Documentation Index > Fetch the complete documentation index at: https://documentation.lakesidesoftware.com/llms.txt > Use this file to discover all available pages before exploring further. # Create Collection Extensions > [!WARNING] > **IMPORTANT**: You must be in edit mode, click the lock, in order to create a collection extension. 1. Go to **Configure** > **Tools** > **Automations and Collection Extensions** > **Collection Extensions** and click **Create Collection Extension**. 2. Select the **Supported Operating System** from the list. 3. Enter the **Name** for the collection extension. 4. Enter a description of the collection extension. 5. Click **Select Action** which opens up a filtered list of actions that are defined as collection extensions. > [!NOTE] > **NOTE**: Collection Extensions are only supported by Windows. If you do not have the OS metadata defined for your existing actions and you want a complete list of all available actions for all operating systems, click Remove OS filter in the lower left corner. 6. Choose the action and click **Select Action**. 7. Select the **File to Execute**. 8. If your action is configured with required or optional parameters you can enter **Arguments** separated by spaces. 9. **Run As** the **System** or the logged in **User (Windows Only)**. 10. Choose your **Runtime Limit** of **None** or **Cancel automation if not finished after x Minutes or Seconds**. 11. Click **Save Changes**.