0xC0070643 event exec finished

Hello Yuda,
We are sorry to know that you are unable to install AVG and get error. This error can happen if old traces of AVG are still present or other securtiy software is already installed in your computer. Please remove them and then try the installation. If you still have any issue, you can contact us back and we will assist you further.
Thank you.

What am I supposed to do with this guys? anyone knows? I've tried using the avg removal tools, but nothing happened.
Hello Yuda,
We are sorry to know that you are unable to install AVG and get error. This error can happen if old traces of AVG are still present or other securtiy software is already installed in your computer. Please remove them and then try the installation. If you still have any issue, you can contact us back and we will assist you further.
Thank you.