Please tell us some basic information before asking for help:
Model Name:ZS661KS-6A0112CN TENCENT EDITION GLOBAL ROM
Firmware Version:WW_17.0823.2009.99
Rooted or not:Not rooted
Frequency of Occurrence:
APP Name & APP Version (If your issue relates to the app):
In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.
========================================
Hello I have wifi calling service compatibility problem and 5g not supported by Cosmote mobile network operator here in Greece.Is there any fix in upcoming firmwares?Ιs it just a problem of the mobile network?