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Thread: Letv Le 1s (X509/X507) Convert LTE to VOLTE With Root (Tested Solution)

  1. #1
    Supreme Moderator Mohd Saqib's Avatar
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    Cool Letv Le 1s (X509/X507) Convert LTE to VOLTE With Root (Tested Solution)

    Letv Le 1s (X509/X507) Convert LTE to VOLTE With Root



    Read Carefully And Follow


    Step. 1 First Root Root & TWRP (X509)

    Passward Download From Attachment

    Step. 2 after rooting your device you should first install these 3 apps below from the play store
    *Terminal emulator for Android
    *Setting database editor
    * ES file explorer

    Step.3 open terminal app and grant root permissions if asked and type su and click enter
    Then type
    ( pm grant by4a.setedit Android.permission.WRITE_SECURE_SETTINGS)
    After writing this click on enter button.
    Remember don't use brackets

    Step.4 after clicking on enter you will see this
    Root@x3_HX:/ # . Now open settings database editor

    Step.5 after going to settings databade editor app you will see 3 option 1 system 2 secure 3 global. click on global

    Step.6 after opening Global click on the top right side you will find edit option click on it then.
    you have to scroll down the page and find _vt_enable=0
    Change it to=1 and it will ask you to save it
    Click on save it

    Step.7 Now open ES file explorer then click on the top left side of ES file explorer a menu will opened. In this menu enable root explorer
    After enabling it. Again tab on left side of ES file explorer then open device storage

    Step.8 after opening device storage click on system .After opening it you have to open build.prop via ES note editor

    Step.9 after opening build.prop click on top right side you will find edit option click on it
    Now scroll down and find
    ro.mtk_volte.support=1
    And
    Persist.mtk..enable=1
    Make sure that both these are having =1 and if not change it to =1

    Step.10 save this and close it.
    After this open APN settings and click on reset after this reboot your phone
    Step.11 after rebooting done .
    Open the normal dialler and type
    *#*#3646633#*#*

    Step.12 after this the engineering mood will be open click on IMS
    then click on call
    Then click on the 2 option in the list
    Then untick the first and third option
    Then click on set


    Step.13 after click on set click on back button and then click on common
    Then click on mncmcc check
    After clicking on it switched off this from on then
    Click on set
    After this you will see the HD sign opposite to 4G sign



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    Last edited by Mohd Saqib; 01-12-2018 at 03:07 PM.
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    Mohd Saqib


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  2. #2
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    good report bhai..its done..thx alot


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