Robot vacuum cannot find its dock

The robot cleans but cannot return to the charging dock, or it reports that it is lost.

Applies to

Robot vacuums with a charging dock
Robot vacuum and mop combos

Last verified2026-10-14

Quick answerTroubleshooting · last verified 2026-10-14

The robot cleans but cannot return to the charging dock, or it reports that it is lost. Most common cause to check first: Dock moved after the map was saved

Applies toRobot vacuums with a charging dock, Robot vacuum and mop combos

CategoryRobot Vacuums

Escalate whenIf the robot finds the dock from the app but not when it finishes a run, the saved map is usually stale: delete the map, relearn and re-add the no-go zones rather than moving the dock again.

Last verified2026-10-14

How to cite this page

IoT Atlas. "Robot vacuum cannot find its dock". https://hi-spark.net/troubleshooting/robot-vacuum-cannot-find-dock.html Last verified 2026-10-14.

Likely causes

Dock moved after the map was saved
Dock power cable or adapter unplugged
Dock placed with obstructed approach or on a dark surface
Lidar or camera sensor covered with dust
Saved map out of date after furniture changed

Quick checks

Check that the dock light is on
Confirm the dock is on a hard, level surface with clear space in front
Wipe the sensors and charging contacts
Check the app for a lost or incomplete map

Step-by-step fix

Return the robot to the dock by hand and confirm it charges

Clean the dock contacts and the robot charging pads

In the app, delete and rebuild the map

Re-add no-go zones and room names

Run a short clean and watch the return-to-dock behaviour

Only then move the dock if placement is still wrong

Frequently asked questions

Why does this happen: Robot vacuum cannot find its dock?

The robot cleans but cannot return to the charging dock, or it reports that it is lost.

What is the most likely cause?

Dock moved after the map was saved; Dock power cable or adapter unplugged; Dock placed with obstructed approach or on a dark surface.

What should I check first?

Check that the dock light is on; Confirm the dock is on a hard, level surface with clear space in front; Wipe the sensors and charging contacts; Check the app for a lost or incomplete map.

How is it fixed?

Return the robot to the dock by hand and confirm it charges; Clean the dock contacts and the robot charging pads; In the app, delete and rebuild the map; Re-add no-go zones and room names; Run a short clean and watch the return-to-dock behaviour; Only then move the dock if placement is still wrong

When should the case be escalated?

If the robot finds the dock from the app but not when it finishes a run, the saved map is usually stale: delete the map, relearn and re-add the no-go zones rather than moving the dock again.