Piriform

CCleaner - FAQ

Optimization and Cleaning


Can CCleaner be installed and run silently?

Use a /S (uppercase) parameter when you run the installer. This will use all the default options and not bring up any option windows.

To run the cleaner silently, use the /AUTO parameter on ccleaner.exe.

Product News

  • January 26, 2015

    CCleaner v5.02

    Improved Firefox local storage and cookie cleaning!

  • January 21, 2015

    Speccy v1.28

    Improved performance on Windows 10!

  • December 18, 2014

    CCleaner v5.01

    Featuring a brand new Disk Analyzer tool!