If you are using the PC-basedAthena system, the PC may need it's operating system reset from time to time. To do this: 

First:
  1. Click Start SLN297920_en_US__1WinKey, then type "reset." 
  2. Select Reset this PC (System Setting).
  3. Under Reset this PC, select Get Started.
  4. Select the option to Keep my files.
  5. Note any apps or drivers that will need to be reinstalled after the refresh has completed.
  6. Follow the on-screen instructions to complete the refresh process. This takes some time and your computer will restart.

Second - if you are still in the blue screen - you can do the following:
  1. From the blue screen - choose advanced options - 
  2. Choose reset this pc to factory settings while keeping my files
  3. Follow the prompts