Edit Fields (Set) in n8n
From the n8n cheat sheet · Essential Nodes · verified Jul 2026
Edit Fields (Set)
Transform and reshape data structure
yaml
# Add/Modify Fields
Mode: Manual Mapping
Fields to Set:
fullName: {{ $json.first }} {{ $json.last }}
email: {{ $json.email.toLowerCase() }}
processed: true
# Important Setting!
Include Other Input Fields: Yes (or data gets lost!)⚠️ Enable "Include Other Input Fields" or unmapped data disappears!
💡 Use dot notation for nested fields: user.name.first
📌 Mode: Manual Mapping for GUI, JSON Output for code
🔍 Transform fields with expressions in values