Have you found any other references, such as:

https://proconnect.intuit.com/community/help-articles/help/common-settings-for-lacerte-system-admini...

https://proconnect.intuit.com/community/data-security/help/firewall-and-anti-virus-software-configur...

https://proconnect.intuit.com/community/lacerte-tax-discussions/discussion/lacerte-throwing-errors-n...

https://proconnect.intuit.com/community/lacerte-tax-discussions/discussion/w19tax-exe-fatal-applicat...

Most everyone here is a peer end user, with the occasional personal IT support person asking this user community. It isn't customer support nor tech support. You might need to contact Intuit directly.