Honkai: Star Rail

The Lost Button Mission Guide

Honkai Star Rail - The Lost Button

Lost Button is a timed Adventure Mission in Honkai: Star Rail. Check out how to unlock this mission, its walkthrough, rewards for completion, and all choices in this guide!

The Lost Button Information

Mission Type Adventure Mission
Location Astral Express, Parlor Car
Client Pom-Pom

Timed Pom-Pom Side Quest

Honkai Star Rail - Pom-Pom Timed Quests

Lost Button is a timed quest in Honkai: Star Rail. Players will need to complete the quest within 4 hours after receiving it in order to get its related quest rewards.

How to Unlock The Lost Button

Speak to Pom-Pom Aboard the Astral Express

HSR - The Lost Button - Button Quest Start.png

You can unlock this quest by talking to Pom-Pom aboard the Astral Express and selecting the <!> option. However, do note that the quests that you get from Pom-Pom are random, and this is only one of many short quests that you can get if you speak to the small conductor!

The Lost Button Walkthrough

Mission Walkthrough

Quest Walkthrough
1 Pom-pom lost his button! Talk to Pom-Pom in the Parlor Car, Astral Express to help him find it!
Note: Pom-Pom's quest can only be cleared within 4 hours.
2 Pom-Pom will ask you to help him find his lost button somewhere in the Parlor Car.
3 HSR - The Lost Button - Button location Shiny
You might encounter shiny objects while searching for the button. Some of them are just random items.
4 HSR - The Lost Button - Button location
Return the button back to Pom-Pom to clear the quest!
Note: The location of the button is random!

Repeatable Quest

HSR - Sad Pom-Pom
You might see Pom-Pom feeling blue each time you visit the Parlor Car. Help him overcome his problems by speaking to him and accepting his short quest.

Note: These encounters repeat each day. Be sure to help Pom-Pom deal with their various problems like finding their lost button, reading them a bedtime story, and helping them stretch, to name a few.

The Lost Button Rewards

Mission Rewards
Star Rail - Sparse Aether Item Sparse Aether x2 Star Rail - Feather of Flame Item Feather of Flame x1 Star Rail - Credit Item Credit x8000

Honkai: Star Rail Related Guides

All Missions and Mission Types

All Astral Express Mission Guides

Astral Express Mission Guides
Battle for Health Don't Forget About Home Excessive Shedding
Express Humidity Fleeting Lights Height Measurement
Leisure Time Light Design in the Express Reflective Floor
Sudden Sadness Talk to Me The Conductor's Rewards
The Lost Button When Business Comes Knocking

All Adventure Missions

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