You can remove an inherited item from a Custom Catalog by creating an exclusion
rule.
In Merchandising Manager:
-
Search or navigate to the Custom Catalog you want to add an Exclude Rule
to.
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Click the Rules tab.
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Click the + button, and then select Exclusion
Rule.
A new window opens.
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In the new window, select the item you want to apply the Exclude Rule to.
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Click Save.
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Rebuild the Custom Catalog to apply the new Exclude Rule.