Comprehensive antivirus and software databases do not list tvtools-alterid.exe as a standard component of any legitimate, widely distributed TV software package (e.g., VLC, Kodi, Plex, NextPVR, or HDHomeRun). It does belong to Windows OS components or major hardware drivers.
If you need a functional tool to manage TV tuners or IPTV, consider open-source or well-known commercial alternatives: tvtools-alterid.exe