So we are here to answer the rather popular question: does PC need CCleaner at all? And do you need to install it? Well, we have the answer: no. Some users claim that CCleaner does some incredible miracles with PC, others say it does absolutely nothing. Many people recommend it, both online and just in conversations. Today, almost every user of Windows OS heard at least something about CCleaner. According to the latest data, more than 2.27 million computer users around the world faced the problem of malicious Trojan through CCleaner. Just the other day, users of laptops and Windows PCs stirred up the news that everyone’s favorite CCleaner Free system cleanup program contains malicious software. Unlike previous versions, 5.45 simply did not have appropriate privacy settings to eliminate this impersonal data collection. The fact is that in the new version of CCleaner (5.45), an unrelated “Active Monitoring” program was detected. Users of the most popular utility CCleaner, designed to clean and optimize the Windows operating system family, criticized the developers of Piriform. The most curious thing is that this happened after Avast acquired the application developer company in July 2017. CCleaner, Windows cleanup app, has faced several problems throughout 2017 that have ruined its reputation completely.