If you are looking for the official versions of these games, they are available through verified platforms:
: These downloads often require disabling antivirus software or installing unverified "managers," which are common indicators of potentially unwanted programs (PUPs) or viruses. tactical-command-free-download-pc-game-full-version
The legitimate has specific system requirements, including Windows 10 and 2GB RAM, and is only officially sold on Steam. Tactical Command on Steam If you are looking for the official versions