Hi & welcome Pizza Time,
There are a few options in obtaining the Despecialized Editions, which are mentioned in this thread:-
Some info & help for Harmy’s Despecialized Editions of the Original Trilogy… - in the ‘General Assistance’ section of the site.
As well as some more ideas mentioned here:-
^ from the ‘How do I do this?’ on the OriginalTrilogy.com thread - which has a few other related posts in there too.
Re the subject of the Despecialized Editions and other projects being sold for profit online etc, this thread may be of interest:-
Dealing with People Selling Fan Projects
^ listed in the An Index & Help Thread for Star Wars Preservations… thread.