An astromech droid could be seen at Aunt Z's Tavern, which was located on the Supertanker fuel depot called Colossus. This depot was situated on the planet of Castilon in the Mid Rim region, specifically in the year 34 ABY.
The initial appearance of this astromech droid was in the first segment of "The Recruit." This episode served as the premiere, split into two parts, for the first season of Star Wars Resistance, the animated TV show. It was originally broadcast on October 7, 2018.