The cursor moves erratically or rapidly around the screen.

Please test the unit on another PC and/or another USB-port, and follow these troubleshooting steps:

1. Clean the sensor lens with a brush.

2. Test the mouse on a different LOD setting. (For EC-A, FK, ZA, EC-C, FK-C, ZA-C, S-C, EC-CW seires, U2, FK2-DW, ZA13-DW, S2-DW, U2-DW, EC-DW series)

To learn more about How do you change the LOD (Lift Off Distance) setting of the mouse?

If the problem persists and the product is still within the warranty period, please contact our support team.

Applicable Models

EC1 (L), EC1 TYLOO (L), EC1-A (L), EC1-B (L), EC1-B CS:GO (L), EC1-B DIVINA BLUE (L), EC1-B DIVINA BLUE (L), EC1-B DIVINA PINK (L), EC1-C (L), EC1-CW (L), EC2 (M), EC2 TYLOO (M), EC2-A (M), EC2-B (M), EC2-B CS:GO (M), EC2-B DIVINA BLUE (M), EC2-B DIVINA PINK (M), EC2-C (M), EC2-CW (M), EC3-C (S), EC3-CW (S), FK1 (L), FK1+ (XL), FK1+-B (XL), FK1+-B DIVINA BLUE (XL), FK1+-B DIVINA PINK (XL), FK1+-C (XL), FK1-B (L), FK1-B DIVINA BLUE (L), FK1-B DIVINA PINK (L), FK1-C (L), FK2 (M), FK2-B (M), FK2-B DIVINA BLUE (M), FK2-B DIVINA PINK (M), FK2-C (M), S1 (M), S1 DIVINA BLUE (M), S1 DIVINA PINK (M), S1-C (M), S2 (S), S2 DIVINA BLUE (S), S2 DIVINA PINK (S), S2-C (S), ZA11 (L), ZA11-B (L), ZA11-C (L), ZA12 (M), ZA12-B (M), ZA12-C (M), ZA13 (S), ZA13-B (S), ZA13-C (S)

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