Always check the URL bar. The official site should likely be hosted on a legitimate domain (like github.io , winteros.xyz , or similar). Do not download WinterOS from file-hosting sites like Mediafire, Mega, or unverified mirrors unless linked directly by the developer, as these may contain malware.
WinterOS is part of a niche but growing "custom ISO" community. These versions of Windows are stripped of telemetry, bloatware, and background services to provide a smoother experience for gamers and users with low-end hardware. Quick Guide to WinterOS winteros pagina oficial link