I’ve been using Ccleaner (Download CCleaner 5.84.9143 for Windows - Filehippo.com) for years and never had a problem. It doesn’t do any in-depth registry stuff but it does clean things up nicely after software installation and Windows updates etc. 
I’ve been using Ccleaner (Download CCleaner 5.84.9143 for Windows - Filehippo.com) for years and never had a problem. It doesn’t do any in-depth registry stuff but it does clean things up nicely after software installation and Windows updates etc.