Issues During Gameplay
- Video Ad Errors / Unable to Perform Ad Watch Gacha Pull
- How to Obtain Potential Shard II
- Character Story Remains as Cleared Before Viewing
- Unlocked Characters Do Not Appear in Expedition / How to Deploy Specific Characters Only
- Cannot Obtain Material Supply Box from Expedition Rewards
- Cannot Claim Premium Pass or Deluxe Pass Rewards / Cannot Receive "Weapon Supply Box"
Purchases
- Item Price Variations Across Stores
- 【Web Store】Dimensional Crystal Balance After Purchase
- 【Web Store】An Error Message Popped Up During Payment
- Unable to Purchase / Error Message Popped Up
- Regarding the Web Store
- 【Web Store】Log-In Issues
Account
- FAQs Regarding Account Linking
- [Mobile Users] Issue Passcode for Linking with Steam
- 【Steam Deck】Unable to Link or Transfer Account
- Unable to play due to "Invalid Device Error"
- When "Error 403" appears during account transfer
- Deleting Account
Unable to Play the Game
- Unable to Download or Update the Game / Errors, Crashes, or Frozen Screens During Gameplay
- Encountering an Authentication Error
- System Requirements and Recommended Devices [Updated 2025-11-28]
- [iOS] "Unable to Restore" Error Message Appears
- [Steam Users] Frequent Crashes or Game Fails to Launch
- [Steam Users] Troubleshooting Steps for Updates/Installation Issues