It is having scrolling issues .None of the above choices .It is having issues with the clickingIt is having issues with a pointer .
What may the issues be with the mouse ?
It just kept scrolling and scrolling . Well , I showed it to the representative and he told me that this might be some issue because the mouse is new . If the mouse is having issues , it should n't be released ! Anyway , one year later , I bought the MX Revolution for my parents .