Problem with the expiration date

I bought the application yesterday, I installed it on a PC, the expiration date is normal namely February 10, 2024, I installed it on another pc the date is modify January 5, 2024 I do not understand.

Hello Bernard.
Thank you for contacting AVG Community Support.
We have a specialized team, who'll give better clarity regarding this concern.
Please use the below link to contact them :
https://support.avg.com/support_sales?l=en
Thank you.

Hello Bernard.
Thank you for contacting AVG Community Support.
We have a specialized team, who'll give better clarity regarding this concern.
Please use the below link to contact them :
https://support.avg.com/support_sales?l=en
Thank you.