Open the software and adjust the PWM for the X-axis motor (as shown).

1. Access "Vendor param" (password: rd88888).
2. Click "Motor".
3. Sequentially click "X", "Y", "Z" (if applicable), and "U"(if applicable).
4. In the window that opens, tick the box before PWM rising edge valid" if it is not ticked. Untick it if it is ticked (as shown).