Your mouse pointer speed could be too fast or too slow, whether due to your screen's size and resolution or the DPI of the mouse that you're using.

You can configure the sensitivity for your mouse in KDE from System Settings.

Steps to change mouse pointer speed in KDE:

  1. Launch Systems Settings from the launcher.
  2. Go to Input Devices from the sidebar menu.
  3. Click on Mouse menu item.
  4. Adjust the Pointer speed slider to adjust the mouse pointer speed.

    Slide left for slower speed and right for faster speed.

  5. Click on the Apply button to save and activate the configuration change.
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