To modify a product, follow these steps:
Go to Locations > Shop and find a product you want to edit.
Press on the (...) menu button top right > "Edit".
Change content and press "Save".
To edit a product category, please follow this guide.
If you edit a product, app users will be notified with a red notification dot on the Shop button. Also, the product will appear at the top of the category on the main Shop page.