The contextual search filter enables you to easily filter visitors' queries by context.
There are two ways to open the contextual filter:
To use contextual filters in Search Optimizer, select the Context option and select a context category. Then select one or more values for the selected category. To search for items that have no value specified for a certain category, select the None Values option.
The names of the context categories are listed on the left side. Specify one or more values for one or multiple categories.
Under each category, there are four filtering options for each search: