Cannot start AVG antivirus program

AVG Performance
2

Hello Kang,

We would request you to run AVG remover tool to completely remove AVG and then re install it.  
Please click this link http://aa-download.avg.com/filedir/util/AVG_Remover.exe to download and run the AVG Remover tool.
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.

7

Hello Kang,
We regret for the inconvenience caused. We kindly request you to download and install the C++ distributable files using http://www.microsoft.com/en-us/download/details.aspx?id=30679 and check whether it resolves the issue.
Thank you.

1

I cannot start my subscribed AVG Antivirus protection on my PC due to mfc100.dll file missing. How to resolve this problem?

4

Hello Kang,
We regret for the inconvenience caused. We kindly request you to download and install the C++ distributable files using http://www.microsoft.com/en-us/download/details.aspx?id=30679 and check whether it resolves the issue.
Thank you.

5

Thank you Kishore.
 
I have downloaded and ran the C++ files. This does not solve the problem.
 
I have missed out an ‘u’ in my earlier request. It should be “mfc100u.dll file missing”.
 

3
  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.
    If you are still facing any error message please provide us with the screenshot so that we could analyze the issue more better. Please follow the instructions on the article http://avgclick.me/getscreenshot to create the screenshot.
    Please feel free to get back to us for further assistance.
    Thank you.
6

Kang, If applicable… For your info, just in case that you are unaware, you can post the screenshot here in your topic. Click on 'Answer' & then click on the 'Image' [mountain symbol] & follow the instructions. 
AVG Guru