Searching for a "free download" of version 1.2.4.1 outside of official channels poses several risks:
Files from unverified third-party websites often contain malware, spyware, or ransomware that can compromise your personal data. Risk of Rain 2 Free Download (v1.2.4.1)
If you are interested in extending the game experience safely, the modding community officially supports PC versions through the Risk of Rain 2 Wiki and specialized mod managers. Case Studies of Environmental Risk Analysis Methodologies Searching for a "free download" of version 1