Here are some articles about working with images in Hederis (you can also find these articles in the navigation menu to the left):

Image File Requirements and Best Practices: Filename, Format, Image Size

Types of images: block and inline

Add a block image

Add an inline image

Images with captions, sources, or other extra content

Add ALT text for an image

Replace or Delete an Image

Upload a cover file

Include full-page images in the PDF

Resize an image in the design preview

Grayscale images in the PDF

Getting Started
Step-by-Step Guide
File Management, Uploads, and Downloads
Working with Book Text
Validation and Preflight
Groups and Billing
How Do I…