microsoft.photos.exe is a program which is most likely NOT a virus. So, if microsoft.photos.exe is on your system, it is most likely ok, and will NOT be a cause for concern. Even if your PC is virus-free, we still advise you to run a well-known antivirus with a good track record, in order to defend your PC against threats.
This application is usually stored on disk in C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2018.18041.15530.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe.
The MD5 fingerprint for this file is 3b1d5ca8b2b3221d6d0546d379477937.
This program does NOT run as a Windows service. This is normally a good sign.
This executable uses the Internet to communicate. Today this is ok. For example, most of the apps on your computer check for new updates. In order to do this, Internet communications are necessary.
This is a 64-bit executable. It runs using the full capacity of nowadays' computer processors.
microsoft.photos.exe appears to have visible windows. This means it doesn't operate in some kind of invisible mode. Its activity is clearly displayed to the user.
The digital certificate is missing from this program. The maker did not sign it. This is probably bad.
This executable does NOT have an uninstall command set up in registry.