Theme - Porto
Below are fixes needed. This is no guarantee solution, as you may have some even newer or modified version of theme.
In case solution doesn't work for you „Professional extension installation“ services will be required, so our developer would fix it all for you.
Layered Navigation no longer expands or collapsed when clicking on the header.
In order to fix it:
- In Porto theme folder create new directory
Manadev_LayeredNavigation/templates
- Copy
app/code/Manadev/LayeredNavigation/view-Magento_luma/frontend/templates/navigation.phtml
into newly created folder.
- In Porto theme folder create new directory