Change subscibtion

HI Markus,

We understand your concern.

Please get in touch with our billing team (https://support.avg.com/support_sales?l=en) They will help you with the request.

Thank you.

I would Like to Change from ultimate to Internet Security. Do i have to cancel the old subscibtion? 
HI Markus,

We understand your concern.

Please get in touch with our billing team (https://support.avg.com/support_sales?l=en) They will help you with the request.

Thank you.