Hello,
According to the fact you are using Single Product Builder there are other hooks which you may find here -> https://www.8theme.com/documentation/xstore/additional-customisation/single-product-builder-hooks/
Also, we have our own feature of Frequently bought together and you may check it here -> https://xstore.8theme.com/elementor/demos/phone-service/product/the-magsafe-duo-charger-conveniently-charges-compatible-devices/#tab-reviews
All our changelog changes you may check here -> https://xstore.8theme.com/update-history/
Regards