I upload a cartoon character and ask firefly to replicate the image and it changes the image

Hey ​@Charismatic_speaker9d1c 
Suggestions on How to Prompt
https://community.adobe.com/questions%2D404/use%2Dadobe%2Dfirefly%2Dto%2Dgenerate%2Dyour%2Dimages%2Dand%2Dvideos%2D1476088?tid=1476088&fid=404

When I use a reference image and want to keep the reference I tend to use one these prompts at the beginning of the Prompt.

Prompt suggestion 1
Keep the reference image…

Prompt suggestion 2
Use the reference image…

Cheers

Nate