I thought you might be interested in looking at Overview text and image not working except for Steam publishing.
https://forums.bohemia.net/forums/topic/226707-overview-text-and-image-not-working-except-for-steam-publishing/?do=findComment&comment=3388177
× Pasted as rich text. Restore formatting
Only 75 emoji are allowed.
× Your link has been automatically embedded. Display as a link instead
× Your previous content has been restored. Clear editor
× You cannot paste images directly. Upload or insert images from URL.