[Q] How to activate 2G/3G switch in INFUSE 4G (I997UCKD5)

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malikin

Senior Member
Aug 11, 2009
368
125
London
please help.How to activate 2G/3G switch in INFUSE 4G (I997UCKD5).
I would like to switch my phone between EDGE and HSDPA+ speeds.
:confused:
 

dajeoo

Senior Member
May 11, 2009
274
19
The Edge and Hsdpa+ speeds are the same on ATT lol

J/k :)

infuse 4g "a lot a screen real estate"
 

malikin

Senior Member
Aug 11, 2009
368
125
London
i just asked about switch, not for the ATT speed.

Somebody knows how to to activate this button?
 
re: 2G/3G

please help.How to activate 2G/3G switch in INFUSE 4G (I997UCKD5).
I would like to switch my phone between EDGE and HSDPA+ speeds.
:confused:


There is NO switch like that, if you want only 2G then simply set the phone to "GSM only" and it will only get the slow EDGE speeds regardless of what area you are in.

If you do not set the phone for GSM only then the phone will automatically switch to 3G/4G speeds if those speeds are available in whatever area you are in.

Whenever you are in a 3G/4G area you will see a little icon in your notification bar if you have not set the phone up for GSM Only:cool:.
 
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Entropy512

Senior Recognized Developer
Aug 31, 2007
14,088
25,086
Owego, NY
You're right... I tried to force GSM Only and failed.

Not sure why you would ever want to force WCDMA only. The phone will always prefer 3G over 2G.
 

P1 Wookie

Senior Member
Jun 10, 2011
1,300
372
South Carolina
You're right... I tried to force GSM Only and failed.

Not sure why you would ever want to force WCDMA only. The phone will always prefer 3G over 2G.

The reason for doing that is if you are somewhere on the outer edge of a 3g/4g connection and it keeps jumping back and forth. All the signal jumping can kill a battery quicker.

Sent from my SAMSUNG-SGH-I997 using XDA Premium App
 

Rob_Wing

Senior Member
Jan 28, 2008
71
5
Dover
When you go into the *#*#4636#*#* screen, select phone information and then hit menu. Select radio band and pick AUS. This locks my phone to 3g/4g.

Sent from my SAMSUNG-SGH-I997 using XDA Premium App
 

Rooterberg

New member
Sep 22, 2015
1
0
How to Switch Samsung Infuse 4G i997 to 2G Edge Network. Turn off 3G/4G on Samsung In

Warning: This will work depending on where you’re at. If you’re in a good area with excellent coverage your phone may just stay with the H+ and not switch. Here we go.

Step 1) Dial *#*#4636#*#*

Step 2) Click Phone Information (at the top)

Step 3) Scroll down

Step 4) Click the grey/bluish menu and select GSM only. DON’T SELECT ANY OTHER ONES or you may roam on other carriers.

Why would you do this? You can save battery power by not using the H+ network.
_____________________________

To switch back to 3G or 4G

Step 1) To switch back follow steps 1-3 and then click GSM/WCDMA auto (PRL)
 

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    *#*#INFO#*#* in dialer, then Phone Information

    INFO = 4636

    Default is GSM/WCDMA Auto (PRL)

    Battery History is kinda useful too...
    1
    re: 2G/3G

    please help.How to activate 2G/3G switch in INFUSE 4G (I997UCKD5).
    I would like to switch my phone between EDGE and HSDPA+ speeds.
    :confused:


    There is NO switch like that, if you want only 2G then simply set the phone to "GSM only" and it will only get the slow EDGE speeds regardless of what area you are in.

    If you do not set the phone for GSM only then the phone will automatically switch to 3G/4G speeds if those speeds are available in whatever area you are in.

    Whenever you are in a 3G/4G area you will see a little icon in your notification bar if you have not set the phone up for GSM Only:cool:.