installing the firewall

Hi there, i’m having trouble updating/installing the latest free version of the firewall. i’ve had the previous free versions fine, but now it gives error 1603 and exits the installation.

Has anyone any ideas how I can get it to install?

thanks

Welcome to the Forum, Dantheman57.

Try the suggestion in this thread.

Additional information/tips/help.

If that doesn’t work then see here:
https://forums.comodo.com/install-setup-configuration-help-cis/how-to-upgrade-from-v3-to-v4-t58620.0.html