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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    IMPORTANT: Users are reporting that recent versions of CCleaner do not open when their AV is out of date.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.

    35,748
    posts

  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    IMPORTANT: Users are reporting that recent versions of CCleaner do not open when their AV is out of date.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.

    2,255
    posts

  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
    posts

  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

9,741 topics in this forum

  1. Winapp2.ini additions 1 2 3 4 333

    By Winapp2.ini,
    • 8,313 replies
    • 1,479,332 views

  2. Tips and Tricks for CCleaner

    By Stephen CCleaner,
    • 0 replies
    • 2,455 views

  3. Solutions & Workarounds for Issues

    By Stephen CCleaner,
    • 0 replies
    • 1,542 views

  4. Professional CCleaner

    By Melanie Deer,
    • 3 replies
    • 121 views

  5. Uninstalling CC

    Topic was moved to forum CCleaner Help Requests

  6. Health Check and SSD main

    By BobDA,
    • 1 reply
    • 55 views

  7. Microsoft Edge and Chromium Edge confusion

    By Judesman,
    • 4 replies
    • 104 views

  8. CCleaner Pro "Lifetime" Licence - why has it expired? 1 2 3 4 11

    By psychopomp1,
    • 270 replies
    • 41,276 views

  9. CCleaner Screwed Up My Computer

    By Daisuke,
    • 12 replies
    • 12,266 views

  10. Not working!

    By Urszula Zurawicz,
    • 1 reply
    • 163 views

  11. ccleaner deleted many shortcuts on my desktop

    By amirpiriform,
    • 7 replies
    • 2,276 views

  12. Emails from CCleaner ? [Dutch customers received Norwegian emails]

    By Willy2,
    • 9 replies
    • 333 views

  13. Half Price Sale

    By JSS3rd,
    • 3 replies
    • 175 views

  14. v5.68 german improvements... still

    By trium,
    • 2 replies
    • 165 views

  15. Logged out of all websites

    By tehloxely,
    • 11 replies
    • 3,446 views

  16. george

    By gsavare,
    • 1 reply
    • 161 views

  17. REGISTRAZIONE

    By enrico s,
    • 2 replies
    • 236 views

  18. Custom Clean/Recycle Bin

    By The_Analyst,
    • 3 replies
    • 175 views

  19. bought a new laptop

    By Boblh55,
    • 1 reply
    • 193 views

  20. Version 5.41 adds various cookies for AVAST

    By mogli,
    • 10 replies
    • 7,513 views

  21. CCleaner & Win XP & Win Vista

    By Willy2,
    • 15 replies
    • 787 views

  22. CCleaner für 3 Geräte

    By Vanderstein UG,
    • 2 replies
    • 187 views

  23. Can I Whitelist Cookies?

    By Bill Treloar,
    • 3 replies
    • 213 views

  24. Warning Message

    By dhorvitz,
    • 2 replies
    • 273 views

  25. Expiration date not updating

    By FDSystems,
    • 2 replies
    • 151 views
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