Physx System Software A Newer Or Same Version Is Present

Uninstalling an NVIDIA driver often leaves behind orphaned Registry keys. Windows still believes a newer version of PhysX exists (because the Registry says so), even though the actual .dll files have been deleted or corrupted. The installer checks the Registry first, finds a high version number, and quits before realizing the files are missing.

When you encounter the message "A newer or same version of PhysX system software is present," it typically indicates that your system has multiple versions of PhysX installed, or that the version you're trying to install is already present on your system. physx system software a newer or same version is present