If the category of the shops Filter Navigation (“Shop By“) missing – in our case, this means Shopping Options – often this is because, that in the particular category of “Anchor” was not activated.
This in the backend to catalog > Click Manage Categories, and then select the category concerned.
Go to the category under display settings and there the drop in “As an anchor for filter navigation” (or “Is Anchor“) And ein setzen.
Then save and you should Filter Navigation (Layered Navigation) be available:
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