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  1. CCleaner Bug Reporting

    Is CCleaner not working properly on your system? Then let us know (with details to help us hunt down the problem).
    IMPORTANT: Users are reporting that recent versions of CCleaner do not open when their AV is out of date. If your CCleaner 5.65 has stopped working and you are using an old version of Trend Micro antivirus protection, you will need to update your Trend Micro from here https://esupport.trendmicro.com/en-us/home/index.aspx.

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  2. CCleaner Help Requests

    Need help installing or using CCleaner on your PC? Be sure to check the Frequently Asked Questions collection from the Piriform support website. If you need information on your paid CCleaner licences, expiry dates, registration information and download links you can get that directly from https://www.ccleaner.com/support/license-lookup. Can't find the answer in the FAQ files? Maybe it has already been asked and answered here - or start your own thread.
    IMPORTANT: Users are reporting that recent versions of CCleaner do not open when their AV is out of date. If your CCleaner 5.65 has stopped working and you are using an old version of Trend Micro antivirus protection, you will need to update your Trend Micro from here https://esupport.trendmicro.com/en-us/home/index.aspx.

    2,239
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  3. CCleaner for Mac

    Post bug reports, suggestions and questions about the Mac version of CCleaner. CCleaner for Mac 1.17, with support for MacOS Catalina was released in August 2019 - if you are having troubles updating from within the product you can download the latest version from https://www.ccleaner.com/ccleaner/download?mac

    1,444
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  4. CCleaner for Android

    Post bug reports, suggestions and questions about CCleaner for Android.

    507
    posts
  5. Network Edition

    Discuss anything related to the Network Edition of CCleaner (Business Product)

    83
    posts
  6. CCleaner Suggestions

    Post your suggestions for CCleaner improvements and new features.  The developers keep an eye on this forum for new ideas.  If your suggestion is popular, it may find its way into a future version of CCleaner!

    15,480
    posts

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