These should prove of some assistance:-
Welcome to the OriginalTrilogy.com; Introduce yourself in here + useful info within…
About | Help | OT.com Forum Rules and Guidelines | Fan Edit / Preservation Forum Rules and FAQ
‘How do I do this?’ on the OriginalTrilogy.com - some info & answers to members’ queries | The General Assistance section.
The various pinned Index Threads located in the relevant site sections also contain helpful and useful information too.
Some info & help for Harmy’s Despecialized Editions of the Original Trilogy… also has a few more options.
The three main Despecialized Edition threads on the OT•com, by Harmy himself - where information is in abundance, along with the history and process of the project is also contained, and many many questions having been already answered:-
Star Wars - v2.7 is the latest version
Empire Strikes Back - v2.0 is the latest version
Return Of The Jedi - v2.5 is the latest version
Harmy also has some useful and informative social media channels, here - Facebook : Youtube : Twitter : Instagram
A little patience and effort can go a long way on here - good luck with it… 😃