If you have overwritten any of the 4 factory default holokote images and wish to restore them back please download the .zip file attached for your Magicard 300. 
You can follow the instructions here to install the jfif files into the printer slot/s.
Magicard is a market leader of direct-to-card (DTC) printers.
If you are an authorised Magicard Partner login to access and manage your Magicard printers.
Request access to Magicards large library of images and marketing material.
Magicard’s reputation for innovation and differentiated products is underpinned by its experienced team expert engineers. Design, new product development and all manufacturing are located centrally at its headquarters in Weymouth, UK. Magicard has additional sales and support centres in the United States, Dubai and China. There are also Magicard sales hubs in South East Asia and India.