Hi @Jonas,
Thank you for bringing this to our attention!
Currently, attributes will only appear for variable products and not simple products.
We’ll be sure to address this as soon as possible.
As for your item quantity input, I’m sorry to hear you’re experiencing trouble with this.
Please take a look at the short video I shared here which should help you achieve this for a Single Product page:
Once you have followed this video, kindly let me know if your issue persists.
Thank you in advance.