How do I output images of the static resources?

Image output is available in Excel, Word, and PDF. The feature is available in Office File Creator Pro.

Create a formula field for the Image formula that refers to a static resource in the target object and set the created formula field as the merge field.

Master Object

Set the "(Pro) Image" section in the OFC_Template record.

Child Object

Set the "(Pro) Image" section in the OFC_Child Object Option record.

Instruction manual

Output Images

Reference

Output images of Image function fields to documents in Salesforce