Since it is "Portable," you do not need to run an installer. Simply double-click the file to start working with your JSON data. Security Warning
A .rar file with this name might include components similar to those found in developer tools like Newtonsoft.Json.Portable : Archivo de Descarga JSON-Portable.rar
Be cautious when downloading compressed archives ( .rar , .zip , .sfx ) from unverified sources. Malicious actors sometimes use names like "Archivo de Descarga" (Download File) to hide malware within auto-extracting archives . Always scan the file with updated antivirus software before extracting. Portable App Directory | PortableApps.com Since it is "Portable," you do not need to run an installer