igfxhk.exe is a application which is probably NOT a virus. So, if igfxhk.exe is on your laptop or desktop computer, it is probably ok, and will NOT cause problems. Even if your PC is virus-free, it is still recommended to run a well-known antivirus with a good track record, in order to yourself your system against viruses and malware.
Usually, the default filename and folder where the program is stored is
C:\WINDOWS\system32\igfxHK.exe.
The MD5 fingerprint for this program is 72b244f62c4ee657d785107e89e5d2dc.
This application does NOT run as a Windows service. This is usually a good sign.
This is a x64 executable. It uses the full capacity of modern computer processors.
This file does NOT have visible elements of user interface. This is usually a bad thing.
igfxhk.exe is digitally signed. Nowadays most serious software applications are digitally signed.
The digital signature found in igfxhk.exe checks out perfectly. This is excellent.
Digitally signed by: Intel(R) pGFX
Certificate's issuer name: Intel External Basic Issuing CA 3B
This program does NOT have an uninstall command set up in registry.