To activate or deactivate the CopyMove feature at the level of the site collection, follow these steps:
| 1. | Open the root site of the site collection for which to activate or deactivate CopyMove. |
| 2. | Select Site Actions -> Site Settings -> Modify All Site Settings from the Site Actions menu. This brings up the Site Settings page. Click the Site collection features link under the Site Collection Administration heading. This brings up the Site Collection Features page where the activation status of each installed site collection feature is listed.  To toggle the activation status of CopyMove, click the Activate/Deactivate button for the feature labeled CopyMove for SharePoint. |
Please consult the official SharePoint documentation for more information about how to work with sites, features and other aspects of SharePoint.