Hello Lamont,
I could see that you have purchased AVG Antivirus PRO for Android devices.
Hence, it cannot be used for Windows computers.
To purchase for windows computer, you can opt for AVG Internet Security.
To know about the product and continue with the purchase, visit this official website: https://www.avg.com/internet-security .
If you need assistance with purchase, contact our sales support using this link: https://support.avg.com/support_sales_chat?l=en .
Thank you.