No specific info about version 4.0. Please visit the main page of Privacy Reviver on Software Informer.
Repairs, optimizes, and maintains your Windows registry.
Ensure all your hardware devices and software applications are performing at peak performance levels
Diagnose and repair PC issues, and provide recommendations for optimization.
A program that upgrades the desigh of Windows 8 start menu.
Security Reviver will scan your PC and identify security threats.
Allows you to safely repair, optimize and maintain your Hard Disk Drive.