2

You want to update checkUniqueOption() this function and because of that function is private you need to rename this as _checkUniqueOption() or something else, and in that file there are some other functions which are also private so you need to do same thing for that all functions as well. So your new Controller file's content will be : Vendor/Module/...


1

same issue not override that file, I have follow same as per above but not working need to override this : Magento\Catalog\Model\Layer\FilterList di.xml <?xml version="1.0" ?> <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd"> <preference for=...


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