I needed to make my WordPress websites lighter so I decided to make them static HTML. I found that the best solution for making web pages HTML is to download the whole contents of the domain on your computer as a mirror and then copy it back via FTP to a server.
All links will point at /index.html files which make a huge mess in the website structure and you can possibly lose some SEO juice. What you want is to make an EXACT copy of your site.
There is a solution, however, it’s not free. For $14.99, I am offering you our custom made Guide and script which will maintain the link structure for you. Believe that you will save yourself an unnecessary headache and time.
To make a long story this short. Here is it:more info