Little-known anti-malware programs display warnings, which are often identified as false positive. Nevertheless, it is recommended to recheck the file with your antivirus software after downloading.
We do not have a download file for the latest version (4.1.1), but you can try downloading it from the developer's site
Download version 4.1.1 from the developer's website
Version: 4.1.1 (x86/x64)
Date update: Oct 20, 2020
File name: Chess_Position_Trainer_4-Setup.exe
Size: 33.5 MB