ENABLE LTE on Samsung Handsets. Must be ensure handset have the LTE 1800Mhz band 3

hardware compatibility.

NOTE:

1) Custom ROMs / ROOTED Phones might does not support codes to enter service menu all

these.

To enable LTE on root phone first step - with a simple method to check their device for

root Download “Root Checker” app from google play.

https://play.google.com/store/apps/details?id=com.joeykrim.rootcheck&hl=en

2) If phone is rooted then move further to second step – Download “4G LTE Switch” app

from google play.

https://play.google.com/store/apps/details?id=com.tapbase.LTEswitcher&hl=en

3) Select Preferred Network Type from the given menu & restart the device.

LTE/GSM/CDMA auto (PRL)

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Getting into Service Mode (SM) – not for custom ROM’s / Rooted Phone. On Samsung mobile handsets, you have to do this: Go to dial pad and enter: *#0011# This will initially take you to Service Mode and showing you various signal stats items (GSM/LTE), by default. But it's a locked entry. So to unlock and go to the Main Menu do this:

==> [MENU] + [Back] ==> [MENU] + [Key Input] + "Q" (without Quotes) ==> [MENU] + [Key Input] + "0000" (without Quotes) ==> <wait ~5-10 seconds>

SAMSUNG ACE GT – S7275R (ACE 3)

1) Go to dial pad and enter: *#0011# new windows appear automatically.

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Click on Service Mode menu

Click Back Once and then press Key Input. Type capital Q & press OK

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Click Key Input again & Enter 0000 press Ok ( wait 5-10 secs)

Main Menus will be displayed. Click UMTS from the Main Menu.

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Click DEBUG SCREEN 1st from the list.

Click PHONE CONTROL – 8th Option.

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Click NETWORK CONTROL – 7th option.

Click BAND SELECTION. 2nd option.

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Click BAND Selection – 2nd Option & set to automatic. Wait it will auto configure.

Enjoy 4G/LTE data on your phone. Disclaimer: 1) The above mentioned settings tested successfully on Android 4.2.2 ver or below OS

versions on Samsung ACE 3 GT- S7275R LTE model. Any updates or factory reset from phone requires setting steps again to reinstate LTE.

2) Above steps must be followed properly to activate the 4G/LTE services on handset to ensure any data loss/damage to file system.

3) Above procedure is for self-learning which has been based on tried and tested on the usage/implementation. ProP

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