How to contact ccleaner tech support, if iteven exists?

CCleaner for Windows
1

as title

going to ‘support’ gives you about 5 basic answers then loops to ‘ask the community’ - beginning to suspect this is deliberate to save answering questions on faultty product or non-cancelling subscriptions

2

web support…
https://support.ccleaner.com/s/contact-form?language=en_US&form=general
email is…
support@ccleaner.com