Jak se registrovat/odhlásit
https://support.piriform.com/hc/en-us/articles/360020674812-How-do-I-manage-my-CCleaner-subscription-#how-do-i-manage-my-ccleaner-subscription--0-0
Jak odinstalovat tu zbytečnost:
https://support.piriform.com/hc/en-us/articles/204043874-How-do-I-uninstall-CCleaner-