AVG Free Uninstall keeps failing

Hello Sharon,
We regret for the inconvenience caused. Please check whether you have installed any other conflicting applications like McAfee, Avast, Norton etc… on your PC, If so please uninstall the conflicting applications.
If not, please  click this link http://aa-download.avg.com/filedir/util/AVG_Remover.exe to download and run the AVG Remover tool to remove all the traces of the AVG.
1. Please select the AVG products which are shown in the remover tool window and then start removal process.
2. After the remover tool process is successfully finished, restart your computer.
3. After the restart,  manually delete the AVG Remover folder in the C drive of My computer.

I keep getting the error message:

Error code: 0xC0070643
Description: Event exec_finished

I also get a pop up message asking for a code because AVG doesn't recognise me.

How can I uninstall please. Tia.

Hello Sharon,
We regret for the inconvenience caused. Please check whether you have installed any other conflicting applications like McAfee, Avast, Norton etc… on your PC, If so please uninstall the conflicting applications.
If not, please  click this link http://aa-download.avg.com/filedir/util/AVG_Remover.exe to download and run the AVG Remover tool to remove all the traces of the AVG.
1. Please select the AVG products which are shown in the remover tool window and then start removal process.
2. After the remover tool process is successfully finished, restart your computer.
3. After the restart,  manually delete the AVG Remover folder in the C drive of My computer.

  1. Once uninstalled download the installation file using the link : http://www.avg.com/download to reinstall your AVG program.
    5. Run the downloaded file to start the installation process.
    6. Follow the instructions on your screen.  
    7. Complete the installation and restart your computer.
    Please feel free to get back to us for further assistance.
    Thank you.