In prior movies, Kenobi expresses his distaste for blasters, referring to them as "uncivilized," and comparing them to the light saber, "an elegant weapon for a more civilized age." However, during this limited series, Kenobi uses blasters very heavily, even after he retrieves his light saber. This is one of many indications that he has been out of touch with The Force, and reluctant to use the powers that he obtained while training as a Jedi. Could also simply be he is reluctant to openly use his lightsaber given the Jedi purge after Order 66 and his motive to stay hidden.
For the first time it can be seen how probe droids are introduced in capsules and sent to space, as it was done in The Empire Strikes Back.
First appearance of the Inquisitor base in live action.
The documentary Obi-Wan Kenobi: A Jedi's Return (2022) reveals that the scene in which Obi-Wan thinks he sees young (Episode 3 era) Anakin standing in the distance was Hayden Christensen's first day of shooting on this production.
A Wilhelm scream is heard at 20:41.