You should download it directly from the official CodeAndWeb PhysicsEditor page . It is usually distributed as an .exe (Windows) or .dmg (macOS), but you may find archival versions or project files in .rar format on community forums.
If you have already downloaded a file named Physics Editor.rar from an unofficial source, follow these safety steps: Download Physics Editor rar
Be wary of sites offering "Physics Editor.rar" as a cracked or "free" version, as these are common vectors for malware. 2. Academic & Scientific Editors You should download it directly from the official