When creating a publication on Joomag you can upload a custom background for your publication.
Note: This option is available with Premium Plans.
1. From the My Publications page open the collection you wish and click the Edit Settings ⚙ button of your publication.
2. Go to the VIEWER tab and click browse.
3. Choose the image you want and wait until it finishes uploading.
Important: Make sure to upload up to a 1MB size file with the highest possible resolution.
That's it! Now you can apply your custom background.
Learn more about deleting the custom background.