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As mentioned a workbench can have predefined filters/searches either as saved filters (which can’t be edited) or as advanced searches (filtering) searching (which can be edited). All of them will display in the search bar as purple chips with a shield icon indicating that these chips has been inherit from a assigned workbench. They can not be removed from the search bar but they can deactivated by clicking on them once while active (and the other way around when deactivated).
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