The #1 risk. Hackers love "macOS ISOs for Windows" because users will blindly disable their antivirus and run unsigned flashing tools. Keyloggers, crypto miners, and ransomware are common in these files. Only create your own installer using official Apple sources.
Before starting, ensure your Windows PC meets these minimum requirements: macos iso for windows pc
Apple does not officially provide macOS as an ISO file for download. macOS is designed only for Apple hardware (Macs, MacBooks). You cannot simply download an ISO, burn it to a USB, and install macOS on a standard Windows PC like you would with Linux or Windows itself. The #1 risk