malfunctioning

For the past couple of days I began to notice that a whole bunch of stuff began malfunctioning on my computer, most of which (if not all) are linked to the operating system. I'll try to make a detailed list of all the problems and everything I did to try and fix it: 1. Aero effects are not...

I just bought a roccat kone pure high dpi mouse for 3d modeling and photoshop. It worked perfectly for a couple weeks, and now it is malfunctioning. I cannot orbit or pan with the mouse wheel. I cannot drag and relocate files on the desktop. I can select a file and move it, but as soon as i lift...