Hello Bill,
We appreciate your question regarding the installation of AVG Ultimate 2017.
You can proceed with the installation directly without removing the previous version.
Please use this link: http://files-download.avg.com/inst/mp/AVG_Ultimate_761.exe to download the AVG Ultimate 2017 installation file.
If you get any error during the installation please do let us know.
Also it is necessary to install the 2017 on other computers that is added to the Zen network.
Please feel free to contact us if you need any assistance.
OK here it is in nutshell
have ultimate 2015 installed
purchased ultimate 2017
do I uninstall or just upgrade? Do I do not on all systems? Or just main computer
Hello Bill,
We appreciate your question regarding the installation of AVG Ultimate 2017.
You can proceed with the installation directly without removing the previous version.
Please use this link: http://files-download.avg.com/inst/mp/AVG_Ultimate_761.exe to download the AVG Ultimate 2017 installation file.
If you get any error during the installation please do let us know.
Also it is necessary to install the 2017 on other computers that is added to the Zen network.
Please feel free to contact us if you need any assistance.