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Ccsetup 303.exe

What is ccsetup 303.exe and how to use it?

ccsetup 303.exe is an executable file that belongs to CCleaner, a popular PC optimization and cleaning software developed by Piriform Ltd. CCleaner can help you remove junk files, temporary files, browser history, cookies, and other unwanted data from your computer. It can also fix registry errors, update drivers, uninstall programs, and manage startup items. CCleaner is available in different versions, such as Free, Professional, Business, and Cloud.

The ccsetup 303.exe file is the installer for the CCleaner version 3.03.1366, which was released on February 23, 2011. This version of CCleaner added support for Internet Explorer 9, Firefox 4.0 beta, improved registry cleaning, and fixed some minor bugs. If you want to download and install this version of CCleaner, you can find the ccsetup 303.exe file from the official website of Piriform or from other trusted sources. However, you should always check the file size and the digital signature before running any executable file to avoid malware infection.


To use ccsetup 303.exe, you need to have a Windows operating system that is compatible with CCleaner. According to the system requirements of CCleaner, you need to have Windows XP, Vista, 7, 8, 8.1, or 10 (32-bit or 64-bit versions). You also need to have at least 512 MB of RAM and 600 MB of free disk space. To run ccsetup 303.exe, you just need to double-click on it and follow the instructions on the screen. You can choose the installation location, the language, and the components you want to install. You can also customize the settings of CCleaner after the installation is complete.

CCleaner is a useful tool that can help you keep your PC clean and fast. However, you should always use it with caution and backup your important data before making any changes to your system. You should also update CCleaner regularly to get the latest features and bug fixes. The current version of CCleaner is 6.15.10623, which was released on August 16, 2023. You can download it from the official website of Piriform or from other trusted sources.


  • [1] CCleaner - Download Builds

  • [2] Version History - CCleaner

  • [3] Download - CCleaner

  • [4] What is ccsetup_v3.23.exe? Is it Safe or a Virus? How to remove or fix it

  • [5] System Requirements - CCleaner

  • [6] Release Announcements - August 2023

  • [7] Download CCleaner Clean, optimize & tune up your PC, free!

  • [8] CCleaner - Free download and software reviews - CNET Download


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