How to exclude items with a specific attribute from the Portal?

To hide items with a specific attribute, a particular product group or assortment in the Portal, you can use an exclusion filter. Follow these steps in the CMS:

1. Go to Portal4Sales > Settings > General tab.
2. Select the appropriate product group.
3. Click the green plus to link the product group as an item filter.
4. Check the Use item filter to exclude items option and save the changes.

This will prevent all items associated with the specified assortment or group from being displayed in the Portal.