# Extensions details

You can see and modify extensions through [Settings](https://docs.struct.com/pim3/reference/settings) > [Extensions](https://docs.struct.com/pim3/reference/settings/extensions).

### Authentication

#### Enable

Determines whether the DAM extension should use basic authentication.

#### Username

Set username for authentication.

#### Password

Set password for authentication.

### Asset URLs

| Url                           | Description                                                                                                         |
| ----------------------------- | ------------------------------------------------------------------------------------------------------------------- |
| Get assets batch URL          | Set url for fetching multiple assets by asset ids.                                                                  |
| Get assets URL                | Set url for fetching assets by folder, search and/or filters.                                                       |
| Resolve assets urls URL       | Set url for resolving asset url with support formatting parameters (e.g. width, height, format, cropMode, bgColor). |
| Get asset types URL           | Get supported asset types (Selectable in PIM to differentiate what can be selected in individual asset pickers).    |
| Resolve root from context URL | Set url for resolving a folder root from a context.                                                                 |
| Create asset URL              | Set url for creating an asset.                                                                                      |
| Update assets URL             | Set url for updating multiple assets (not file on disk).                                                            |
| Update asset data URL         | Set url for updating single asset (name and file on disk only).                                                     |
| Delete assets URL             | Set url for deleting assets.                                                                                        |
| Get assets in folder URL      | Set url for fetching assets in specific folder.                                                                     |
| Get asset in folder URL       | Set url for fetching named asset in specific folder.                                                                |
| Get asset ids URL             | Set url for fecthing all asset ids.                                                                                 |

### Folder URLs

| Url                    | Description                                                       |
| ---------------------- | ----------------------------------------------------------------- |
| Create folder URL      | Set url for creating a folder.                                    |
| Update folders URL     | Set url for updating folders.                                     |
| Delete folders URL     | Set url for deleting folders.                                     |
| Get folders URL        | Set url for fetching folders.                                     |
| Get sub folders URL    | Set url for fetching sub folders.                                 |
| Get folder Paths URL   | Set url for fetching parent folders.                              |
| Allow folder selection | Determines whether folder should be allowed as media type in PIM. |