This is my new computer and I cannot log in to my account

Hello David.
Thank you for contacting AVG Community Support.
We're glad to help you with this.
May I know what issue that are you getting while logging in on you new device?
To add your new device to your AVG subscription, you need to manually install & activate the AVG subscription/program on that device.
Please refer to the below articles to install & activate your AVG Internet Security (Multi-Device) subscription on your other device:
Installing AVG Internet Security (https://support.avg.com/SupportArticleView?urlname=Install-AVG-Internet-Security)
Activating AVG Internet Security (https://support.avg.com/SupportArticleView?urlname=Activate-AVG-Internet-Security)
Please let us know if you find any diffculties please let us know.
We await you prompt response.

How can I log in on this my new computer

Hello David.
Thank you for contacting AVG Community Support.
We're glad to help you with this.
May I know what issue that are you getting while logging in on you new device?
To add your new device to your AVG subscription, you need to manually install & activate the AVG subscription/program on that device.
Please refer to the below articles to install & activate your AVG Internet Security (Multi-Device) subscription on your other device:
Installing AVG Internet Security (https://support.avg.com/SupportArticleView?urlname=Install-AVG-Internet-Security)
Activating AVG Internet Security (https://support.avg.com/SupportArticleView?urlname=Activate-AVG-Internet-Security)
Please let us know if you find any diffculties please let us know.
We await you prompt response.