Read IPC module
Confirm whether the DE03 language country code is correct,
If it is not correct, try to modify the language and country code.
In IPC --- Settings --- Display --- Languages --- Whether there is a required language
If it correctly indicates that the IPC software does not support the language of the country, you need to find a software program that supports the language of the country to refresh F188&F124.
Asbuilt 720-04-02 XXXX OOOO
XXXX is the language country code