Symptom Possible solution
Cursor responds
slowly, moves
only vertically or
horizontally, or
does not track
smoothly.
For a mouse with a roller ball:
●
Clean the roller ball: Remove the roller ball cover from bottom of mouse (rotate it
counterclockwise), remove the ball, and clean it by using a damp, lint-free cloth (not
paper). Also clean the rollers on which the ball moves.
● Use a mouse pad or other rough surface under the mouse.
For an optical mouse:
● Clean the optical mouse: Gently wipe the light sensor lens on the bottom of the
mouse by using a lint-free cloth (not paper).
● Use a mouse pad, white sheet of paper, or other less reflective surface under the
mouse.
ENWW
Keyboard and mouse (with cable)
19
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