First you need to login into your server with the root login details and then run followings commands one by one

/scripts/setupfp5:

What is the servername you want to setup? www.****.org
Saving .htaccess file: /home/****/public_html/.htaccess
Using Upgrade Mode
Saving .htaccess file: /home/****/public_html/_private/.htaccess

For remove /scripts/unsetupfp4

What is the servername you want to setup? www.****.org
Saving .htaccess file: /home/****/public_html/.htaccess
Using Upgrade Mode
Saving .htaccess file: /home/****/public_html/_private/.htaccess

Thats it