Knowledge Layer¶ Knowledge Layer Configuration Where to find it Step 1 — Pick the search engine Basic Search (default) Smart Search Step 2 — Configure Smart Search (optional) Vector Backend (Smart Search storage) Detect Vector Backend Step 3 — Enable the master switch Re-indexing Step 4 — Chunking and exclusions Mimetype Catalog Indexed Sources & Chunks The Indexed Sources list State machine The Source form Manually re-indexing The Chunks browser Search filters Knowledge Search Modes The three knowledge tools Search modes fulltext (Basic Search) vector (Smart Search — pure semantic) hybrid (Smart Search — recommended default) Mode fallback ACL enforcement Typical user prompts