Dreame D9 Robot Vacuum Cleaner FAQ

Dreame D9 only supports 2.4G Wi-Fi network. 5G Wi-Fi is not supported.

Make sure the robot and your phone are close to the router with strong Wi-Fi signals.

When connecting to the hot spot of Dreame D9, return to Mi Home app to wait for connection result after hearing the voice report.

Ensure the location permission of the app has been enabled before network connection. Failure to enable the permission will result connection failure.

If the network still fails, please try to restart the host and router.

Please clean the charging interface of the dock and the robot if there is any dust on it, as dust may result in charging failure.

Check the current water level in the water tank, install the mop properly according to instructions, and clean the mop in time.

Before mopping, please wet the pad for a better mopping experience before the robot squirts water.

The top cover of the water tank has a vent hole to balance the air pressure inside and outside the water tank. After filling water, level the water tank level during installation. Slight leakage is normal if the water tank is tilted during removing and installing.

Make sure the D9 is fully charged before cleaning.

Tidy up the space, put away fragile items and objects on the floor before cleaning.

No.

After the first mapping, Dreame D9 will clean your home by room. If this issue occurs, check the zones in the app and adjust accordingly if any zoning errors are found.

Each version of the new firmware is an optimization. Try to check the latest firmware version often and update in time to ensure the best cleaning experience.

Dreame D9 will follow the most effective cleaning path to clean your home. It may look repetitive when the robot navigates itself from the cleaned area to an uncleaned one, but it is not repeating the work.

The minimum width for D9 to pass through is 38 cm. Any spaces narrower than this number are not available for D9 to clean.

D9 will clean all corners in your home to ensure a full coverage. In a complex environment, D9 turns make more turns and vacuums along the edges, which may result in decreased efficiency.

Dreame D9 will follow the most effective cleaning path to clean your home. It may look repetitive when the robot navigates itself from the cleaned area to an uncleaned one, but it is not repeating the work.

To optimize cleaning results, D9 features a fan motor with higher suction power, so the noise is slightly louder than the previous products. To reduce the noise, you can switch to a quieter Silent mode for cleaning.

When cleaning on tile or wood floor, D9 may produce a slight sound when its bottom rubs on the floor.

D9 will clean and sweep the joins on the floor as it passes through, which may produce a slight rattling sound.

These are all normal sounds and will not affect cleaning results.

When cleaning, the D9 may get stuck by slippers, plastic bags and other household clutters. Remove the clutters and put D9 back to the cleaned area close to the interrupted point.

Please clean up clutters on the floor to prevent the robot getting stuck during cleaning.

D9 may get stuck when it tries to clean a narrow space, for example, the bottom of a closet which is close to its height. Magnetic stripes are provided to help set a virtual wall, or you can block the narrow space with an obstacle to prevent D9 from entering.

When cleaning, the side brush and main brush may be entangled by power cords or charging cables on the floor. Please try to place the host in the cleaned area nearby to continue cleaning after tidying up the cables.

Please clean up clutters on the floor to prevent the robot from tangling during cleaning.

Tie the excessive power cord of the dock with a strap before cleaning. Do not put it on the floor.

If the D9 is moved during cleaning, it will perform repositioning. If repositioning is successful, D9 will continue cleaning, and if repositioning fails, D9 will reclean this area.

Moving D9 to an uncleaned area will cause repositioning failure. Ensure D9 is moved to a cleaned area.

If a person is standing next to the D9, it will fail to reposition itself. Do not stand next to D9 and ensure the camera has full access to all feature points in the room.

D9 may fail to reposition itself in low lights. Please ensure sufficient light for repositioning.

The D9 can cross obstacles up to 20mm high, which is shorter with water tank installed.

The max obstacle height will also decrease when D9 is working on slippery floor.

The D9 is equipped with a LDS laser sensor to detect obstacles and decelerate in advance. However, for dark table legs or short obstacles, collision may occur as D9 is not able to detect them.

Dreame D9 has a built-in wall sensor to keep a certain distance from the wall when cleaning along the edge. Due to the influence of different colors and limited sensing range, it is normal for D9 to collide with the wall edges for a few times when encountering black walls or edges lower than its height.

After D9 is charged and stored for a long time, it is normal for the battery to drop quickly in the first few minutes during cleaning. After this, the power consumption will return to normal.

Battery will also drop faster in Turbo mode.

When connecting with the dock, D9 is powered by the dock, while the built-in battery of D9 will enter sleep mode with minimum power consumption to keep itself in best performance.

Press the Power/Clean button and hold for 6 seconds to restart.

D9 cannot be powered on in low battery. Please connect it with the dock for charging before use. Do not use D9 in temperatures below 0℃ or over 50℃.

When connecting with the dock, D9 is powered by the dock, while the built-in battery of D9 will enter sleep mode with minimum power consumption to keep itself in best performance.

Check if there are too many obstacles around the dock. Put the dock in an open area free of obstacles within 0.5 m on both sides and 1.5 meters in front of the dock.

If D9 does not start from the dock for cleaning, it may fail to find the dock after finishing up. Please ensure D9 starts cleaning from the dock.

Moving D9 to an uncleaned area will cause repositioning failure. In this case, restart the task.

Please check whether the dock and the charging pad of the D9 are stained with dust. D9 will repeat docking in this situation. Please wipe off the dust before use.

Please refer to the marking on the compartment cover to open the dust compartment correctly. Do not open the compartment by removing the filter.

The water tank may fall off if not installed properly. Make sure the water tank is successfully install by hearing a click when locking the buckles on both sides.

D9 may not be able to remove the most stubborn stains on the floor. Please clean them manually.

Wash the mop pad in time when mopping on dirty floor.

Align the mop pad with the module before installation.

Odor is caused by dirty mop that is not washed in time after cleaning. Please clean the rag in time after mopping the floor.

The dust compartment may also emit odor with liquid getting inside. Please clean the dust compartment in time after cleaning.

Make sure the D9 is not working in DND period. If you actively command it to return or manually move it back to the dock, D9 will not resume cleaning either.

Clean the dust compartment if it is full; Clean the filter clogged with dust; Clean the main brush if it is tangled with foreign matters.

Yes. LDS sensor works normally without lights.

Make sure the remaining battery of D9 is over 15% before updating.

Check network connection.

Check network connection;

Restart the app and try again.