Go to WooCommerce > Status > scroll to the bottom to Templates, you will see that outdated files come from the old theme version https://prnt.sc/FVKHL9JDEUmH
In Appearance > Themes > we can see child theme is activated, but also 3 parent themes https://prnt.sc/Ur3GBqxT7vye
You are using the old theme version still, you need to solve it.
One standard license is valid only for 1 project. Running multiple projects on a single license is a copyright violation.