This guide shows how to get all 5 Minikits and all 3 Level Challenges in the So Uncivilised mission in the Lego Star Wars: The Skywalker Saga.
So Uncivilised: Minikit 1/5
Go outside and Ride the turret. Shoot down 5 ships and the Minikit will spawn at the location marked in the picture below.
So Uncivilised: Minikit 2/5
On the wall opposite the turret, you will find a Rebel Command Console. Use a Rebel character and solve the console puzzle. This will make a platform appear from the wall. Climb up the platform and then use a Jedi character to climb up the scratched wall as shown below. Climb to the to and then jump on the rods to reach further above. Then jump to the rope on the right side as shown in the second picture below. This rope will take you to the platform with the Minikit.
So Uncivilised: Minikit 3/5
Go inside the hangar and use the Net launcher on the X Wall on the right side as shown in the picture below. Then climb up and use the console. This will make a structure appear. Throw a grenade on the structure as shown in the second picture below. Then build the Minikit from the blocks.
So Uncivilised: Minikit 4/5
Inside the hangar, jump down to the corridor below the middle platform. Use a Jedi character to cut a hole in the wall as shown in the picture below. You will find the Minikit inside.
So Uncivilised: Minikit 5/5
From the previous Minikit, go to the opposite end of the corridor. Use a Droid character on the console as shown in the picture below. Solve the puzzle to get the Minikit.
So Uncivilised: Level Challenges
Attack of the Droid: Defeat 5 Battle Droids, 4 Magna guards, and 5 Super Battle Droids without dying once.
Sneak Attack: When General Grievous climbs to the top platform, go to the platform where you got Minikit #2. From there, continue ahead and turn right. Destroy the golden brick using a Bounty Hunter character as shown in the picture below. Then climb up the ladder that the golden brick was blocking. This will take you to the platform where General Grievous is. Catch his off-guard to complete the challenge.
Very Uncivilised: Defeat 2 Magna Guards with a blaster.