1) Create / Edit Geofence
Draw or edit the polygon first. Saving only stores the geofence as a reusable object.
2) Assign Saved Geofence to Vehicle
Choose a saved geofence and a vehicle. Assignment starts server-side monitoring on the next GPS message.
Selected geofence: --
Selected vehicle: --
Workflow: Draw → Save / Update Geofence, then Select saved geofence → Select vehicle → Assign Selected Geofence. These are separate actions.
Fence: Not set
Vehicle: --