Unable to reboot after downloading AVG

Hello Kris,
We are sorry to know that you are unable to boot up your computer. We suggest you to try hard reboot and see if you are able to boot into your computer. Please press and hold the power button for 15 to 20 seconds and then try to reboot your computer.
Thank you

After downloading AVG free antivirus software my computer will not restart to the desktop. I have a black screen with a visible mouse cursor. Please help me restore functionality to my computer.

Hello Kris,
We are sorry to know that you are unable to boot up your computer. We suggest you to try hard reboot and see if you are able to boot into your computer. Please press and hold the power button for 15 to 20 seconds and then try to reboot your computer.
Thank you