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ROG Phone 6 doesn't support TTA-VoLTE

Star III
Please tell us some basic information before asking for help:
Model Name: ROG Phone 6 Japan
Firmware Version: Build number SKQ1.220406.001.WW_Phone-32.2810.2209.197-0
Rooted or not: Not rooted
Frequency of Occurrence: All times
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.



my volte still cant use..after update,the volte setting showup again..thanks a lot..but why my volte still not working?

volte still cant coverage already Lte
Same screenshot.
Carrier says: Your phone number is support VoLTE but your phone doesn't support TTA-VoLTE.

According to the rooted user, VoLTE is possible by modifying the firmware.

Rising Star II
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