Why can't I update the app?

If we lose our game account and are unable to transfer it to a new device

We have lost our account.

How do I link my game data to KLab ID?

The game won't start./The game is stuck on the loading screen. What should I do?

How do I remove a Data Link?

How do I delete my game data (game account)?

Why can't I complete some Challenge Orders?

How do I sell multiple characters at once?

How do I get a Familiar to accompany me on quests?

Why do I get a "Failed to download data" error message?

How do I create teams for Brave Battles?

Items that I purchased aren't reflected in the game. What should I do?

How do I raise a character's Special Move level?

The game keeps force-quitting or freezing. What should I do?

What are Summons Medals?

Why is my data download failing?

What items do I need to power up Link Slots and where can I find them?

What is "Resurrection"?

How can I stop my device overheating or losing too much power when playing the game?