Try this Method to Remove FK3HREG.DLL
↣ from the registry as well.
↣ Update your antivirus McAfee, Norton, avast, and then run a scan.
↣ It does not work then boot your pc in safe mode & then run a scan. If still the same then downloadPcOptimizer360
↣ virus cleaner which may help you to clean this virus.
How to Remove FK3HREG.DLL
↣ Click On Start menu >> Click On Search >> Click All files and folders
↣ In the Open Box Type FK3HREG.DLL & Select Local Hard Drives
↣ Click On Search If file is found Right Click On & delete it.
Things to do before removing FK3HREG.DLLVirus
↣ Back up your files and folders
↣ Create a restore point so that you can restore to an earlier date if required
Remove FK3HREG.DLL Virus| Fix FK3HREG.DLL