applicationframehost.exe is a program which is probably legit. So, if applicationframehost.exe is on your laptop or desktop computer, it is probably ok, and will NOT be a cause for concern. Even if your system is clean, it is still recommended to run a good antivirus with a good track record, in order to yourself yourself against threats.
Usually, the default filename and path where this program is stored is
C:\Windows\system32\ApplicationFrameHost.exe.
The MD5 fingerprint for this file is e64519ac3faaf34784d14f87b1dd1964.
This program is NOT a Windows service. This is good.
applicationframehost.exe seems to have something to do with Windows SFC (System File Checker) or Windows File Protection.
64-bit code has been detected. This exe can put to good use the full power of a current computer processor.
applicationframehost.exe appears to have visible windows. This is good because it doesn't operate in some kind of invisible mode. Its activity is clearly displayed to you.
applicationframehost.exe has a digital signature. Nowadays most legit programs are digitally signed.
The digital signature attached to applicationframehost.exe verifies as ok. This is most likely a clean, ok program.
Digitally signed by: Microsoft Windows
Certificate's issuer name: Microsoft Windows Production PCA 2011
This program does NOT have an uninstall routine stored in registry.