About CCleaner for Windows

• What is CCleaner for Windows?
• What can you use CCleaner for Windows for?

How to use CCleaner for Windows app

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General FAQs

• What do I get as a Premium Technical Support customer?

About CCleaner for Mac

• What is the new CCleaner for Mac?
• How will the new CCleaner for Mac improve the performance of my Mac?

How to use CCleaner for Mac application

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Troubleshooting

• Why has my current version of CCleaner for Mac uninstalled itself shortly after I installed the new version?
• Why is the new CCleaner for Mac missing some features, such as Wipe Free Space?
• How do I uninstall the new CCleaner for Mac?
• How do I report a problem or suspected bug with the new CCleaner for Mac?
• How do I report a falsely identified junk file or program that the new CCleaner for Mac removed from my system?
• Why doesn’t the new CCleaner for Mac clean anything from my system?

About CCleaner for Mac

• CCleaner for Mac system requirements
• What is CCleaner for Mac?
• What can you use CCleaner for Mac for?
• What files does CCleaner for Mac clean?
• How do I download CCleaner for Mac?
• Is CCleaner for Mac available from the Mac App Store?

How to use CCleaner for Mac application

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Troubleshooting

• How can I fix the error "CCleaner.app can't be opened because Apple cannot check it for malicious software"?
• Problems While Running CCleaner for Mac
• Problems While Running CCleaner for Mac
• Where to Go for More Help
• Where to Go for More Help
• Run CCleaner for Mac debug

General FAQs

• What do I get as a Premium Technical Support customer?
• Can I get Premium Tech Support on its own?
• Can I use Premium Technical Support for Mac, iOS, Chrome OS or Android?
• What languages is Premium Tech Support available in?
• Can I access these services all the time?
• What is Live Chat?

About CCleaner for Android

• What are the system requirements for CCleaner Android?
• How can I download and install CCleaner Android?
• How can I uninstall CCleaner Android?

How to use CCleaner for Android

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General FAQs

• What operating system can I run CCleaner for Android on?
• How do I download CCleaner for Android?
• What does CCleaner for Android do?
• How does CCleaner for Android know what files to clean?
• Why does CCleaner for Android require permissions?
• Why do I need to grant the Usage Access permission to CCleaner Android?

About CCleaner Browser

• What is CCleaner Browser?
• How does CCleaner Browser protect my security and privacy?
• How can I get CCleaner Browser?
• System Requirements for CCleaner Browser
• Getting started with CCleaner Browser
• How do I make CCleaner Browser my default browser?

How to use CCleaner Browser

• How to adjust 'permissions' for browser extensions in CCleaner Browser
• How can I import bookmarks and other settings from my other browsers?
• How do I check if a site's connection is secure?
• How do I change the browser's language?
• How can I customize CCleaner Browser?
• Can I use CCleaner to clean CCleaner Browser?

Troubleshooting

• What should I do if CCleaner Browser crashes or won't open?
• Why can't I access the Security and Privacy Center?
• Troubleshooting update problems with CCleaner Browser
• How do I uninstall CCleaner Browser?
• How do I reinstall CCleaner Browser?

About Kamo

• What is Kamo?
• Kamo System Requirements
• Does Kamo block ads?
• How is Kamo different from CCleaner?
• How is Kamo different from an antivirus product?
• How do I install Kamo?

How to use Kamo

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FAQs

• How do I activate Kamo?
• What is a digital fingerprint?
• How often does Kamo change my digital fingerprint?
• What is online tracking and how does it affect me?
• How am I leaving tracks online?
• What are cookies?

About Defraggler

• What is Defraggler?
• System requirements for Defraggler
• What Defraggler can and can't do

How to use Defraggler

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General FAQs

• How do I download Defraggler?
• Recommended usage for Defraggler
• What is Drive Health?
• Using Defraggler to benchmark your drive
• How to speed up Defraggler
• Scheduling Defraggler

About Recuva

• What Recuva can and can't do
• Why use Recuva?
• System requirements for Recuva
• Checking for Recuva updates

How to use Recuva

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General FAQs

• What if you can't open files you've recovered?
• How do I download Recuva?
• I've deleted some files by accident - HELP!
• How does Recuva work?
• How can I recover photos?

About Speccy

• What can Speccy do

How to use Speccy

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General FAQs

• How do I download Speccy?

General

• Business product range
• CCleaner Cloud
• Priority email support for business customers
• Priority email support for Partners
• How can I partner with CCleaner?
• Contacting sales

How To's

• Business Edition MSI Installers
• Demonstrating CCleaner Network to your clients

Scripting our Business Edition products

• Scripting registration of CCleaner Business Edition
• Scripting CCleaner Business Edition installation and operation
• Scripting CCleaner Business Edition settings
• Scripting Defraggler Business Edition

MSP Products

• Setting up CCleaner Business Edition for LabTech
• Integrating our products with your existing RMM tool

About CCleaner Network

• Overview of CCleaner Network
• Features of CCleaner Network
• System Architecture of CCleaner Network

How to use CCleaner Network

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General FAQs

• What's happening to CCleaner Network products in 2021? Why have I got an email about product End of Life options?
• CCleaner Network Professional overview
• CCleaner Network licensing
• Recommended System Requirements for CCleaner Network
• Communication Requirements - Ports for CCleaner Network
• What do the different colored Endpoint icons mean?

Important Updates

• ¿Qué son las actualizaciones importantes y cómo puedo controlarlas?
• Что такое «важные обновления» и как я могу их настроить?
• O que são atualizações importantes e como elas são controladas?
• Cosa sono gli aggiornamenti importanti e come si controllano?
• Was sind Wichtige Updates und wie kann ich sie verwalten?
• Que sont les Mises à jour importantes et comment les paramétrer ?

Getting Help

• Why do I see a message that says 'CCleaner Free is for home use only’ or ‘CCleaner Free is not free for commercial use?'
• Where can I get the latest versions of CCleaner products?
• How do I take a screenshot?
• Restarting Windows in Safe Mode
• Getting assistance if you don't speak English
• Where do I send bug reports & feature suggestions?

Support Account

• Can I use CCleaner products in my business?
• Is my purchase secure?
• I've lost my product license key
• What do I get from CCleaner's Priority Support?

How to turn on system protection on Windows

• How do I turn on system protection on Windows?
• Wie aktiviere ich den Systemschutz unter Windows?
• Comment activer la protection du système Windows ?
• ¿Cómo activar Protección del sistema en Windows?
• Как включить защиту системы в Windows?
• Como eu ativo a proteção do sistema no Windows?

Performance Optimizer statistics

• Byla funkčnost Optimalizace výkonu otestována a prokázána?
• Performans Optimizasyon Aracı test edilip etkili olduğu onaylandı mı?
• Czy funkcja Optymalizator wydajności została przetestowana pod kątem skuteczności działania?

General FAQs

• Privacy Requests (GDPR)
• What is GDPR?
• How does GDPR affect me?
• What data is stored about me and where does it come from?
• I would like to request a copy of the data that you hold about me. How do I request this?
• I want to edit the data you hold about me, or request that it is deleted. How do I do this?