J’ai ma clé de license mais je ne sais pas accéder au my accompt sans devoir payer un nouvel abonnement.
If you have CCleaner7 then you enter your existing key in Settings > My subscription to activate CCleaner as Professional.
If you have CCleaner v6 then you enter your existing key in Options >Licence key to activate CCleaner as Professional.
If you want to manage and/or cancel your subscription then there is a webpage for that here: Subscription Management
If you need to look up your Cleverbridge reference then: Customer Support Contact Page
If you need to look up your CCleaner licence key then use this tool: CCleaner.com - License Lookup