: Addressed several bugs related to the "Health Check" feature where the app would occasionally hang during the scanning of large disk drives. Performance and Security Considerations
While the software remains a popular choice for routine system maintenance, users should be cautious of downloading it as a file from unofficial third-party sites, as the Official CCleaner Download Center typically provides standard executable (.exe) or zip (.zip) installers. Core Updates in v6.09
: This version added 50 new software titles to the Software Updater library, allowing users to automate security patches for a wider range of apps like Spotify, Plex, and Discord.
: Cracked or compressed versions from unofficial sources often contain "bundled" adware or trojans.
: Enhanced the detection and removal of tracking data for Chromium-based browsers, specifically targeting residual files that older versions might miss.
: Since being acquired by Avast, the tool has faced scrutiny regarding data collection. Reviewers from Cybernews suggest that while it is technically safe, users should review the "Privacy" settings to opt-out of data sharing.
If you are looking at a file named CCleaner.v6.09.10300.rar on a forum or file-sharing site, be aware:
: For those who prefer not to install software directly on their drive, the "Portable" version remains a viable alternative, though it still leaves minor registry keys at HKEY_LOCAL_MACHINE\SOFTWARE\Piriform\CCleaner that may require manual deletion for a completely "clean" removal. The Risks of ".rar" Versions