winuapentry.exe is a program which is probably NOT a virus or malware. So, if winuapentry.exe is on your system, it is probably ok, and will NOT cause problems. Even if your PC is virus-free, we still advise you to run a well-known antivirus with a good detection rate, in order to defend your PC against viruses and malware.
Usually, this program is found in C:\Program Files\WindowsApps\Facebook.Facebook_140.1135.47783.0_x86__8xx8rvfyw5nnt\WinUAPEntry.exe.
The MD5 checksum for this program is f5822aef8c1d402b7cc9b38790ca3e01.
This application does NOT operate as a Windows service. This is usually a good sign.
This executable uses the Internet to communicate. Today this is quite normal. For example, most of the apps on your PC check for new updates. In order to do this, Internet communications are required.
This application runs in 32-bit mode. It does not exploit the full power of current computer chips. This ordinarily happens because the authors did not upgrade it to 64-bit code.
winuapentry.exe appears to have a visible user interface. This means it doesn't run in a kind of invisible mode. Its operation is clearly displayed to you.
The digital signature is missing from this program. The authors did not bother to sign it. This is probably bad.
This executable does NOT have an uninstall command stored in registry.