good afternoon my dear thanks for the quick reply but I have to inform that I am following all the steps of the installation files but I can not configure because it presents this error indicated below
first
I have put the html files inside the public folder
then created a Client folder and put the whmcs inside and when I try to open the same presents this ero below.
The requested URL /clientarea was not found on this server.
Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request.