Failed instalation

Hello Daniel,
We  apologize for the inconvenience caused.
We have sent you an email instruction to get connected with our technical support team. Please follow those instructions to get in touch with them and you should be able to resolve your issue.
Please feel free to get back to us for further assistance.
Thank you.

I want to install but it wont let me. I paid for a pro service and it wont install, yet AVG tries to charge me to fix the issue!! WTF…
any ideas how can I get the 
Error code: 0xC0070643  taken care of and install the soft?

Note that I have the AVG Ultimate and already tried to remove AVG uisng the AVG provided tool.

Please help!

Hello Daniel,
We  apologize for the inconvenience caused.
We have sent you an email instruction to get connected with our technical support team. Please follow those instructions to get in touch with them and you should be able to resolve your issue.
Please feel free to get back to us for further assistance.
Thank you.