How to upgrade your phone from 3g to 4g network

other techniques pliz 0774867835
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[@meenachivalliammai901]

This is not working😢😢 it shows connection problem or invalid mmi code

[@speakup.1318]

Type that code and its just disappeard in my phone with no result

[@lemonade_wrldy]

What if it shows that update failed

[@EzekielAwuah]

The code didn't work on my phone Samsung Galaxy S7

[@hillarycamora4564]

But mine didn't change

[@SebastianGapson]

Smu yangu Infinix smart 6 nielekezen iwe 4g

[@AllyOmary-l1m]

Mimi simuyangu itel s 33 nataka iwe 4g nielekezeni

[@ArihoKevin-l7v]

Mine didn't change it's is Tecno pop2

[@jleenofficial]

Doesn’t let me type code

[@osmanshkamara4917]

Thanks so much boss perfectly working

[@ervynartin8794]

mine is not saving LTE

[@hammedmalik8975]

It didn't work bro am not happy with this

[@ZahidZahidbhatt-kg9kb]

tecno pop 3

[@risaaoromo]

Enable DSDS is of how to open

[@natashadiana5543]

Mine didn't change infinix smart 5

[@megatech2565]

This trick can work on some devices and may fail on other devices, however I expect if uh did all procedures as in the video, there was something that changed in ur phone settings thank for subscribing for megatech @256

[@hassansanalarkoh4595]

My phone say update error

[@AnthonyTobyEllenor-pi4jq]

It's a scam, he only wants you to subscribe to his channel !

[@NirereProvidence-pl6kx]

❤

[@poacher-o9t]

Scammer

[@speakup.1318]

Type that code and its just disappeard in my phone with no result