My comp. protection is not installed on my comp .error code is Oxc00702e4 can any body help

Hello John,
We are sorry to know that. To assist you better, could you please let us know if you haveany other security software installed in your computer, if there is any, please uninstall the same and then try the installation of AVG Protection. Even if you have AVG free, we suggest you to remove the same and then try to install AVG.
Thank you

I just get a black square & message gives me this error code

Hello John,
We are sorry to know that. To assist you better, could you please let us know if you haveany other security software installed in your computer, if there is any, please uninstall the same and then try the installation of AVG Protection. Even if you have AVG free, we suggest you to remove the same and then try to install AVG.
Thank you