applicationframehost.exe is a application which is most likely legit. So, if applicationframehost.exe is on your laptop or desktop computer, it is most likely ok, and will NOT be a cause for concern. 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 defend your PC against potential security problems.
The default name and folder where the application is stored is
C:\Windows\system32\ApplicationFrameHost.exe.
The MD5 fingerprint for this program is db2fefe19f85e618f62686cf453df33c.
This application is NOT a Windows service. This is very good.
applicationframehost.exe seems to use the functions of Windows SFC (System File Checker) or Windows File Protection.
This is a 64-bit executable. It runs using the full capacity of modern CPUs.
applicationframehost.exe appears to have visible windows. This is good because it doesn't operate in some kind of stealth mode. Its operation is clearly shown to you.
applicationframehost.exe is digitally signed. Nowadays most legit software applications are digitally signed.
The digital signature attached to applicationframehost.exe verifies as ok. This is excellent.
Digital certificate name: Microsoft Windows
Certificate's issuer name: Microsoft Windows Production PCA 2011
This program does NOT have an uninstall routine set up in registry.