I can recommend the or guide you through Inkscape's tracing settings to get professional results.
To unlock the full capabilities of Vector Magic Desktop Edition—including the ability to save your vectorized outputs—the software requires a valid license. Because a legitimate lifetime license for the desktop version costs close to $300, many hobbyists, casual designers, and small business owners look for shortcuts. Vector Magic Desktop Edition 1.15 Product Key
Vector Magic offers a trial period that allows you to see the results of the tracing engine. While you cannot save the results in the trial version without a license, it’s the best way to test if the tool meets your specific needs. I can recommend the or guide you through