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
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.