Can't use my driver updater

Hello Jane, 
Thank you for contacting AVG Community Support.
We understand that you have paid for AVG Driver Update and when you trying to update Driver you are taken to payment pages. 
We are really sorry to know this. We'll certainly check and help you out.
As it isn't advised to discuss personal/account related info here, we've sent you an email with further details. Please check your inbox/spam folders to find the email and use it to get back to us.
Thank you and keep us updated.

Although I have paid for - and only recently used - my driver updater, when I try to update my drivers I am instead taken to your purchasing page.

Hello Jane, 
Thank you for contacting AVG Community Support.
We understand that you have paid for AVG Driver Update and when you trying to update Driver you are taken to payment pages. 
We are really sorry to know this. We'll certainly check and help you out.
As it isn't advised to discuss personal/account related info here, we've sent you an email with further details. Please check your inbox/spam folders to find the email and use it to get back to us.
Thank you and keep us updated.