

Ensure that the sensor is not obstructed or dirty.Press the connection-mode button twice on your mouse (within 3 seconds) until the connection-mode light turns on indicating that the Bluetooth connection is selected.Turn off the Bluetooth in your computer and then turn it on.See " Pairing your mouse using Bluetooth" section for more information. If you are using the mouse through Bluetooth connection, ensure that you have successfully paired the mouse with your computer.If the mouse uses a rechargeable battery, ensure that thebattery is fully charged.Check if your computer is included in the list of Dell computers compatible with the mouse.See for more information.Check for any wireless devices that are in close proximitysuch as wireless networking devices (Bluetooth printer andUSB 3.0 dongle), wireless pointing devices, and microwave ovens.For more information, see the documentation that came with your Android device. For Android devices, ensure that the mouse is set to Bluetooth Low Energy (BLE) model.

Ensure that the operating system is Windows 10, Windows 8, Chrome, or Android.On your computer, turn the Bluetooth off and then on.Unable to pair the mouse with your computer using Bluetooth Insert the USB dongle into another USB port on your computer.Avoid using the port replicators, USB hubs, and so on. If you are pairing the mouse with the USB dongle, ensure that the USB dongle is directly connected to your computer.Unable to pair the mouse with your computer

