*Update* (10/31 11:00 PM UTC-8)
We have confirmed an issue with the Device Change / Social Media Linking function, affecting all OS. As of 10/31 (Wed), 7:51 PM (PST), we have temporarily disabled Device Change / Social Media Linking.
-Details- *Device Change Code* Issuing Device Change Code - Available Transferring game data with issued Device Change Code - Temporarily disabled
*Google Account (Android OS)* Syncing with Google Account - Temporarily disabled Transferring game data with Google Account - Temporarily disabled
*Facebook Account (Social Media Linking)* Linking to Social Media account - Temporarily disabled Transferring game data with Social Media account - Temporarily disabled
*iCloud／iTunes* Transferring game data with iCloud／iTunes - Available
For Data Transfer to another iOS device, see here. For Data Transfer to another Android device, see here. For Data Transfer between different operating systems, see here. For Data Transfer with Social Media, see here.
We deeply apologize for any inconvenience this may have caused. Further information will be shared at a later date.