QUOTE(kehadapan @ Sep 25 2018, 04:55 PM)
1. dial dial *#800#, then
2. tap oneplus Logkit > Function Switch > VoLTE switch
3. reboot
once booted
1. go to Settings > Sim & network settings
2. tap to your active sim
3. in Enhanced Communications, tap VoLTE
as mentioned in 1st OP6 thread, oneplus phone is not VoLTE supported by our telco
That one is not enough for you to enable VoLTE
u need extra step for non-rooted OP6 as below:-
2) Download and install:
https://jamal2367.com/VoLTE-VoWiFi/Q....3%20Setup.ziphttps://jamal2367.com/VoLTE-VoWiFi/QPST_2.7.420.zipJust use the standard settings and click on OK, next, ...
3) Connect your phone to your laptop via USB
4) open dialer app and enter *#801# (only for default dialer, not other launcher dialer .... e.g. nova launcher etc )
Set
Serial and
Full-port switch to ON
5) Open "Software Download" in your QPST start menu folder, best to do by right click & "run as administrator"
Go to: MCFG_PDC (to the right), select your device, right click on "Oversea-Commercial_DS" and deactivate Sub0 and Sub1
Click on Oversea-Commercial_DS again and click on remove
6) Close the app and reopen it
7)
Go again to MCFG_PDC, select your device, scroll down to Telefonica_UK_Commercial, right click and SetSelectedConfig for both Sub0 and Sub1
8)
Click on Telefonica_UK_Commercial again, then to the right on Activate and on Start --> you will not see a confirmation screen, so don't be surprised
I received an error but it still worked.
Yes, select UK even if you are located in another region (see above for comfirmed locations + carriers)
9) Restart your phone
10) Voila, you now have working VoLTE + VoWiFi ( for digi please use Telefonica_UK_Commercial, for Unifi & umobile please use volte_OEM_Lab profile, u mobile no VoWIFI yet)
Reminder :- do at your own risk !Steps copied from
https://forum.xda-developers.com/oneplus-5t...rriers-t3817542although it is from OP5/5T thread, OP6 also can use ....
This post has been edited by eddie_lim: Sep 25 2018, 08:56 PM