The Phantom Menace - Have Palatines hologram show him in his sith form Lord Sidious and not Senator Palatine. (For Episodes I-III).
Attack of the Clones - No Yoda and Dooku Duel and don’t have Dooku as a Sith, He’s a General instead.
Revenge of the Sith - Lord Sidious takes Darth Vader to Exogol for treatment, Plus no Noooo.
A New Hope - The Rebel Alliance doesn’t destroy the death Star at the end, when the imperial forces realize there is a weakness in their battle station by the way the rebel alliance is attacking they quickly retreat.
Empire Strikes Back - Leia doesn’t kiss Luke, she shows him more attention than Han because she thought he was dead on hoth and was worried about him, so she is relieved when Han saves him and gets him back to base.
Return of the Jedi - The death Star looks incomplete because they have patched up its weakness from a new hope and Han isn’t jealous of Luke and Leia because they never kissed in ESB.
The Force Awakens - Rey Doesn’t find Luke at the end, it ends with her and Chewy going into hyperspace.
The Last Jedi - Luke saves Leia when she gets blown into space. After R2 has showed him the hologram from a new hope he meditates on a rock and senses her in trouble and uses the force to project her to safety.
The Rise of Skywalker - Rey isn’t a Palpatine and she’s doesn’t refer to herself as a Skywalker either. Plus Leia doesn’t train Rey.