Referencefindingsview.filter-editor.or-chain-with-isnull-editableOn this pageview.filter-editor.or-chain-with-isnull-editable Probe surface: query Run: caml-chain-depth/20260828-run Question: EDITABILITY: flat Or chain of 12 carrying one IsNull (manual: look) machine Recorded as: E4 Outcome: MANUAL Evidence: OPEN <sharepoint-url> Probe Chain clfpjo/Shape E4.aspx, then its view settings, and report ONE of: "filter pane" (editable, so truncatable) or "complex filter" (refused, so protected). The query is 833 chars. All findings