In the UK - suddenly getting "product not permitted in your location"

as title, why am i gettingt this in the UK, and as a 2nd query, why do Piriform not bother with any sort of customer support and fob us off with “community” answers ?

Have a read here and see if any of the suggestions help

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