Convert into Vector File

Vector files are digital graphics made up of mathematical equations that define lines, curves, and shapes. 

SVG (Scalable Vector Graphics).

You may be able to increase the quality of some images using this converter, by simply uploading the image and converting it into an SVG file.

Removing the background of your image may greatly improve results. Try uploading images with less detail, and transparent background. If prompting AI, ask for a black, or a white background to help speed up the background removal process. 

A recent version of Microsoft's' legacy "Photos" viewer has a background removal feature, in "Edit" mode(Top Left in Viewer).