Is there a way i can only restore system files in windows 8.1?

[EngageTheSun]

All i really want to do is restore the Windows files, since im having registry errors and im unable to install things properly. Is there a way i can do this?

 

[USAFRet]

Windows 8 Repair
http://www.bleepingcomputer.com/tutorials/http-wwwbleepingcomputercom-tutorials-automatically-repair-windows-8-with-automatic-repair-/

 

[EngageTheSun]

Windows 8 Repair
http://www.bleepingcomputer.com/tutorials/http-wwwbleepingcomputercom-tutorials-automatically-repair-windows-8-with-automatic-repair-/

Thank you so much!