@shoyhen, the downloads you are referring are in 2 different formats. One is the XLS format while the other is the media format. Hence it has 2 different downloads. You could however link the downloaded media image with the Include media URLs under the DATA>Downloads as shown in the image below:
Note that this feature is currently available only on the HHI server but it should be available with the OCHA server soon. For details you could also follow the announcement: