Direct answer
Repeated coverage can result from dirty navigation sensors, wheel slip, reflective/dark surfaces, moved furniture or a corrupted/incomplete map.
What this covers
- Robot vacuums · navigation
- The exact symptom in the title before component-level repair
- Consumer-accessible controls, connections and maintenance areas
What it does not cover
- ×Smoke, burning odor, swelling, liquid on powered parts or damaged wiring
- ×Opening sealed panels, bypassing interlocks or live-electrical testing
- ×Account ownership, billing or warranty disputes
Observe before changing anything
ReversibleClean sensors and wheels and compare behavior in a simple well-lit room.
Isolate the failing boundary
ReversibleCheck the app map for impossible walls, misplaced dock or overlapping zones before deleting anything.
Apply the narrow correction
ReversibleReposition the dock or edit zones; remap only after saving schedules and room names.
Verify the result and stop at the boundary
ReversibleService is appropriate for a wheel or sensor that reports stuck on a clear floor.
Evidence ledger
Sources behind this answer
Visible sources support the visible claims. Home Product Support records the publisher, the fact used and the review date; community reports can suggest an issue but do not become a published fact on their own.
Exact questions
Common follow-ups
What should I check first for “Robot vacuum keeps cleaning the same area”?+
Clean sensors and wheels and compare behavior in a simple well-lit room.
How do I know whether the problem is external or inside the device?+
Check the app map for impossible walls, misplaced dock or overlapping zones before deleting anything.
When should I stop and request repair?+
Service is appropriate for a wheel or sensor that reports stuck on a clear floor.
Answer for the exact device and software version shown above.