Automatic renewal

Hello Becky. 
Thank you for contacting AVG Community Support. 
We will certainly check and help you. 
If you subscription is auto-renewed, the new validity period will be updated automatically. However we suggest you to reactivate the program and check if the new validity period is updated. 
Please refer to the below article to reactivate AVG Secure VPN. 
https://support.avg.com/SupportArticleView?urlname=activate-avg-secure-vpn
To locate your activation code, please refer to the below article. 
https://support.avg.com/SupportArticleView?l=en&urlname=Locate-AVG-Activation-Code#:~:text=Go%20to%20My%20AVG%20%E2%96%B8,is%20visible%20next%20to%20Subscription
If you have any other concern, please feel free to contact us back.
Thank you.

When my account is automatically renewed and my credit card charged, do I need to do anything extra to make sure it is installed on my computer and it is secure?

Hello Becky. 
Thank you for contacting AVG Community Support. 
We will certainly check and help you. 
If you subscription is auto-renewed, the new validity period will be updated automatically. However we suggest you to reactivate the program and check if the new validity period is updated. 
Please refer to the below article to reactivate AVG Secure VPN. 
https://support.avg.com/SupportArticleView?urlname=activate-avg-secure-vpn
To locate your activation code, please refer to the below article. 
https://support.avg.com/SupportArticleView?l=en&urlname=Locate-AVG-Activation-Code#:~:text=Go%20to%20My%20AVG%20%E2%96%B8,is%20visible%20next%20to%20Subscription
If you have any other concern, please feel free to contact us back.
Thank you.