Samsung zflip3 Postal Savings Bank app Flashback to Korean version.

Samsung zflip3 postal savings bank app flashback solution Korean version is as follows.

1. There are too many applications running in the background of the mobile phone. Try to clean up applications running in the background.

2. The mobile phone is out of memory. Try to empty the phone memory.

3, mobile phone problems, try to restart the phone.

4. There is a problem with the Postal Savings Bank app, update the version or uninstall and reinstall.