While these files are widely available on third-party sites, downloading them comes with significant risks: Security Hazards:
Using "cracked" versions is against Microsoft's terms of service and can lead to system instability or activation failure later on. Microsoft Support Safer Alternatives
Pre-activated ISOs often include hidden malware, keyloggers, or backdoors that can compromise your data. Unsupported Software: Official support for Windows 8.1 ended on January 10, 2023