Camera moves down by itself constantly

Selective Startup? See if one of your background applications is interfering with your input. We’ve had problems with the SteelSeries Engine in the past,. bizarrely:

  1. Press the Windows key
  2. Type ‘msconfig’ and select ‘System Configuration’
  3. On the ‘General’ tab, select ‘Selective Startup’
  4. Deselect ‘Load startup Items’
  5. Reboot your PC