shellexperiencehost.exe is a program which is most likely legit. So, if shellexperiencehost.exe is on your system, it is most likely ok, and will NOT cause problems. Even if your system is clean, it is still recommended to run a good antivirus with a good detection rate, in order to yourself your system against viruses and malware.
Usually, this program is stored in C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe.
The MD5 fingerprint for this executable is 864f62292d22868d581e9fdef901db36.
This application does NOT operate as a Windows service. This is usually a good sign.
shellexperiencehost.exe seems to have something to do with Windows SFC (System File Checker) or Windows File Protection.
64-bit code has been detected. This program can put to good use the full power of a modern PC processor.
The description extracted from the program is Windows Shell Experience Host.
File version 10.0.15063.909 (WinBuild.160101.0800).
Author Microsoft Corporation.
Legal copyright © Microsoft Corporation. All rights reserved..
shellexperiencehost.exe appears to have visible windows. This means it doesn't operate in some kind of stealth mode. Its operation is clearly displayed to you.
shellexperiencehost.exe is digitally signed. Today most clean software applications are digitally signed.
The digital signature attached to shellexperiencehost.exe is valid. This is excellent.
Digitally signed by: Microsoft Windows
Certificate's issuer name: Microsoft Windows Production PCA 2011
This application does NOT have an uninstall routine set up in registry.