Question Android 12 Disable 5G - Samsung Galaxy S21+

Is it possible to disable 5G on the Galaxy S21+ on Android 12 & One UI 4.0? I've searched through the Android 11 method of Settings>Connections>Mobile Networks> Network Mode but apparently that has been removed all together. I couldn't find it in Dev Options either.
Could it be hidden somewhere else?
Does anyone know the ADB command?
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To anyone else wondering how to do this, I ended up using an app called Samsung Band Selection to remove the use of the 5G band.

@USAMac , I have used the Samsung Band selector for some other purpose, can you detail how to remove the use of the 5G Band.
Would appreciate your time.

sr2021 said:
I have used the Samsung Band selector for some other purpose, can you detail how to remove the use of the 5G
Click to expand...
Click to collapse
Happy to help. I used Samsung Band Selection straight from the Play Store. Once opened, 'Launch Band Selection'

Weird...my T-Mobile S21+ with Android 12 has this option. Settings -> Connections -> Mobile Networks -> Network Mode -> "LTE/3G/2G (auto connect)"
I have to use this a lot cause 5G around here isn't that great in some places.

DrRyder said:
Weird...my T-Mobile S21+ with Android 12 has this option. Settings -> Connections -> Mobile Networks -> Network Mode -> "LTE/3G/2G (auto connect)"
I have to use this a lot cause 5G around here isn't that great in some places.
Click to expand...
Click to collapse
Maybe this was just a Verizon modification

sr2021 said:
@USAMac , I have used the Samsung Band selector for some other purpose, can you detail how to remove the use of the 5G Band.
Would appreciate your time.
Click to expand...
Click to collapse
I wanted to share with you that I ended up switching my connection type to GSM/WCDMA/LTE because in my area, even LTE is not always present. I've personally found this to be a lot more flexible in service and took away the occasional G I would see next to my signal bars. Hope this helps!

I'm also experiencing the same thing, does anyone know a solution?

BagusPambudi said:
I'm also experiencing the same thing, does anyone know a solution?
Click to expand...
Click to collapse
Experiencing what?

DrRyder said:
Weird...my T-Mobile S21+ with Android 12 has this option. Settings -> Connections -> Mobile Networks -> Network Mode -> "LTE/3G/2G (auto connect)"
I have to use this a lot cause 5G around here isn't that great in some places.
Click to expand...
Click to collapse
USAMac said:
Maybe this was just a Verizon modification
Click to expand...
Click to collapse
Hi
It has always been available in the exynos phones too

MAX 404 said:
Hi
It has always been available in the exynos phones too
Click to expand...
Click to collapse
I was referring to the removal of Network Mode

There's another app called Network Mode Samsung that gives greater details on what the bands mean:
GSM ALL -> 2G GSM only (GPRS/EDGE)
WCDMA ALL -> 3G WCDMA only (UMTS/HSDPA/HSUPA/HSPA/HSPA+)
LTE ALL -> 4G LTE only
GSM/WCDMA -> 2G / 3G only
WCDMA/LTE -> 3G / 4G LTE only
Band Selection Mode -> Manually choose 2G/3G/4G Bands
I intentionally ordered a 4G model, but they sent me a 5G model samsung flagship. It isn't what I ordered. However, what happened was I thought I was using a safe 4G phone but after holding it a minute or two I started getting this splitting headache, and I don't get headaches. Then I looked at the About phone section and discovered they sent me a 5G model! That's not a placebo effect folks. I didn't know I was using a 5G phone until AFTER I got the symptoms - headache, fatigue, foggy brain, head pressure. All symptoms of 5G radiation. I never had any of these symptoms before.
Well this phone is going back immediately. But I did take the opportunity to test the app listed.
I installed the Samsung Band Selector app and it does allow to switch the bands. However, I'm not sure if it actually does disable 5G, I was trying to figure out a way. I didn't add in a sim card, so Signal Spy didn't work. Maybe I'll add a sim card just to check it.
But anytime I took off airplane mode the headache gets worse, in fact I am keeping this phone away from me, I don't want the 5G phone anywhere near me, I'm waiting on a return label.

Related

[Q] Maximum connection speed = 3G? Why?

Hello,
I've just followed the procedure explained in this thread LINK in order to enable the network sharing option on my Samsung Omnia 7, but now there's something a bit strange.
Also, I want to thank the author of that procedure (can't post in his thread because of the limitations of my new account).
If i tap the "Cellular network" tab in the phone settings now I see a new selection tab named "Maximum connection speed", wich I haven't got before doing the procedure:
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(before the update I only had got - at this height of the tab - Roaming options and Network selection...no trace of that "Maximum connection speed")
If i tap the selection box i can choose from 2 options: E (edge) and 3G.
I don't see H (hsdpa) option and now 3G is the chosen option.
If i use my connection i see the 3G icon at the top of the screen become H, as always, but I'm confused and I don't know if the navigation speed is the same as before...
Is that normal? How can I test my speed?
By the way I made a backup, so I can restore my phone if it's needed!
3G is HSDPA (in some countries 3.5G/HSDPA+). 3G is only the network used for texting and video/calling, whereas mobile internet is connected through the form of HSDPA via 3G network. It's like 2G/EDGE and 4G/LTE.
I thought that selection would have affected the navigation speed, but not in this case.
Thank you!
Dicoluc said:
Hello,
I've just followed the procedure explained in this thread LINK in order to enable the network sharing option on my Samsung Omnia 7, but now there's something a bit strange.
Also, I want to thank the author of that procedure (can't post in his thread because of the limitations of my new account).
If i tap the "Cellular network" tab in the phone settings now I see a new selection tab named "Maximum connection speed", wich I haven't got before doing the procedure:
(before the update I only had got - at this height of the tab - Roaming options and Network selection...no trace of that "Maximum connection speed")
If i tap the selection box i can choose from 2 options: E (edge) and 3G.
I don't see H (hsdpa) option and now 3G is the chosen option.
If i use my connection i see the 3G icon at the top of the screen become H, as always, but I'm confused and I don't know if the navigation speed is the same as before...
Is that normal? How can I test my speed?
By the way I made a backup, so I can restore my phone if it's needed!
Click to expand...
Click to collapse
I also noticed this... But I also noticed that, near the bars that represent the signal quality, there was written 3G+
lordmago said:
I also noticed this... But I also noticed that, near the bars that represent the signal quality, there was written 3G+
Click to expand...
Click to collapse
Yes, it's a Samsung related thing.
They chose to use 3G+ instead of H to refer at HDSPA...meh.
By the way, using the "Advanced Configuration" homebrew I was able to change that weird icon from 3G+ to the classic H.
Ps. Magus, sei tu? XD
A few questions asked here:
Why did this option appear?
It's actually supposed to be there, but some OEMs or mobile operators hide it by default. Many homebrew tweaks un-hide it (it's just a single registry value).
What does it do?
It lets you force the phone to use 2G (including EDGE) instead of 3G (including HSPDA). There are two reasons you might do this: to save battery (3G is a battery hog, relatively speaking) or because you have a very marginal 3G signal but a strong 2G one and therefore actually get a better connection if you force the phone to use 2G.
How can I test my speed?
There are a number of ways. The marketplace has several apps for bandwidth testing (though some provide wildly inaccurate results). You can also tether your laptop to the phone (using either the USB cable and a small tweak, or using the built-in Internet Sharing feature over WiFi) and then use a standard bandwidth test site like http://speedtest.net (which uses Flash and is therefore not usable in the phone's browser).
Hope that helps!

OP8 Says it's on 5G in the status bar, but is actually on LTE

So i was doing some speedtests to compare the 5G and LTE speeds at my house. I did this by switching the preferred network setting in settings to enable/disable 5g, and confirmed the icon in the status bar changed.
After a few tests switching 5g on and off in the network settings where the speeds were nearly identical...I checked the band the phone was using in Network Signal pro. Even though the status bar read 5g, the app confirmed I was still on LTE. I guess the tower by my house only has LTE, but the bigger issue here is that the phone never switches the indicator between 5G and LTE.
What gives? Is this normal behavior? I know it's been on 5g before, I was out somewhere else and got sweet speeds and even confirmed the band in the same app. Seems like the icon is useless if it doesn't actually tell me if it's using 5G or LTE.
Screenshot:
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zander21510 said:
So i was doing some speedtests to compare the 5G and LTE speeds at my house. I did this by switching the preferred network setting in settings to enable/disable 5g, and confirmed the icon in the status bar changed.
After a few tests switching 5g on and off in the network settings where the speeds were nearly identical...I checked the band the phone was using in Network Signal pro. Even though the status bar read 5g, the app confirmed I was still on LTE. I guess the tower by my house only has LTE, but the bigger issue here is that the phone never switches the indicator between 5G and LTE.
What gives? Is this normal behavior? I know it's been on 5g before, I was out somewhere else and got sweet speeds and even confirmed the band in the same app. Seems like the icon is useless if it doesn't actually tell me if it's using 5G or LTE.
Screenshot:
Click to expand...
Click to collapse
Currently 5G is running in NSA ( non stand alone) meaning it has to connect to LTE to connect to 5G. Most apps will report the LTE information and not the NR information. You can use cell mapper and look for 5G State and if it says connected you're on 5G. It won't tell you what NR band your phone is on though. Only way in this phone to find out what 5G band your on is by using Network Signal Guru app (but you need root and license for it to show NR info).
jeffsga88 said:
Currently 5G is running in NSA ( non stand alone) meaning it has to connect to LTE to connect to 5G. Most apps will report the LTE information and not the NR information. You can use cell mapper and look for 5G State and if it says connected you're on 5G. It won't tell you what NR band your phone is on though. Only way in this phone to find out what 5G band your on is by using Network Signal Guru app (but you need root and license for it to show NR info).
Click to expand...
Click to collapse
Wow, that's some precise and quality infos !
I'd like to know more about that, do you have any link/website where I should start ?
Thanks in advance
Raiz said:
Wow, that's some precise and quality infos !
I'd like to know more about that, do you have any link/website where I should start ?
Thanks in advance
Click to expand...
Click to collapse
I don't have any specific links. Just a lot of researching 5G lead to knowing that. I've been following 5G news and information before networks even started deploying it, so I've probably read too many articles about 5G at this point lol. An interesting thing is that all US carriers are planning on switching to stand alone 5G later this year. Once that happens, 5G will no longer have to connect with LTE as well which should fix the issue of the fake 5G icon. I will link 1 article that talks a little about the networks using NSA currently and how the 5G icon is currently set to display in Android (which can include not actually being on 5G). The one article is here. So easiest way to know for sure is cell mapper and 5G state: connected or get the beta version of Network Signal Guru (although you have to be rooted for that app).
Very interesting...the fun of being an early adopter. Thanks for the answer!
I have the tmo op 8 was pretty fast then tmo added two more bands and the speed is really good now. I read that they are going to have 5G LTE which will be even faster.

Force enable VoLTE and WiFi Calling

Hi!
I have Global version CPH2025, updated to Android 11 in Singapore EX region, but I can't turn on VoLTE and VoWiFi, it's just don't appear in settings. Under *#*#4636#*#* code is a VoLTE and WiFi calling option, but I can't enable it. I was trying to change software to different regions but with no result. In last phone OnePlus 7 Pro I turn this options in OnePlusLogKit, and this works for me for couple of months without problems, maybe in Oppo is also option to force enable it?
Thanks for any help!
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MatiX575 said:
Hi!
I have Global version CPH2025, updated to Android 11 in Singapore EX region, but I can't turn on VoLTE and VoWiFi, it's just don't appear in settings. Under *#*#4636#*#* code is a VoLTE and WiFi calling option, but I can't enable it. I was trying to change software to different regions but with no result. In last phone OnePlus 7 Pro I turn this options in OnePlusLogKit, and this works for me for couple of months without problems, maybe in Oppo is also option to force enable it?
Thanks for any help!
have you tried this
https://www.91mobiles.com/questions/how-to-enable-volte-on-oppo-find-x
https://www.91mobiles.com/questions/how-to-enable-volte-on-oppo-find-x2-lite
https://support.oppo.com/nz/answer/?aid=neu1286
Click to expand...
Click to collapse
Of course yes, as I sad VoLTE and WiFi Calling options is just not appear in settings, I tried 3 different carriers in Poland (PLAY, ORANGE, T-Mobile).
I was under the impression you ROM version indicates to a your service provider of the features you can have enabled on that phone.
Eg Vodafone UK only has select number of phones on their website that they enabled for VoLTE or WiFi calling. But these version would only work with specific ROMs.
Hence why I was holding off just to make sure on android 11.
Thanks
Thanks for answer. I have heard about this before, but as i said in first post - on OnePlus 7 Pro I can force enable VoLTE and Wi-Fi calling - in default also that wasn't working. Carries in Poland adds supported phones very slowly, and mainly most popular phones. Neither OnePlus 7 Pro or Oppo Find X2 Pro aren't supported officially by three main carriers...
The VoLTE/VoWifi is really interesting. Here in the Netherlands both were activated and being used until I received the last software update (carrier: T-mobile) since the update both aren't available.
Customer services said the device added, so maybe the latest software has some issue with it. No sure
Sent from my OPPO CPH2025 using XDA Labs
So after upgrading my carrier plan in germany from LTE to 5G, I am missing also missing Wifi Calling which worked before. I have both options but I cant change to call over Wlan. If I press the button Wlan-Anrufe (which should bring up the selection), nothing happens.
MatiX575 said:
Hi!
I have Global version CPH2025, updated to Android 11 in Singapore EX region, but I can't turn on VoLTE and VoWiFi, it's just don't appear in settings. Under *#*#4636#*#* code is a VoLTE and WiFi calling option, but I can't enable it. I was trying to change software to different regions but with no result. In last phone OnePlus 7 Pro I turn this options in OnePlusLogKit, and this works for me for couple of months without problems, maybe in Oppo is also option to force enable it?
Thanks for any help!
Click to expand...
Click to collapse
*#*#4636#*#* doesn't work for me in a11. I've also flashed the Singapore rom running c.57
gaztom78 said:
*#*#4636#*#* doesn't work for me in a11. I've also flashed the Singapore rom running c.57
Click to expand...
Click to collapse
I always have volte enabled up top, also I have the option for WiFi calling in settings.
then and since I updated to c.62 that the times does not work for me anymore or tried to do the ims code
* # * # 4636 # * # * and does not show me anything more someone knows the cause and can tell me how to solve it

Themes / Apps / Mods *Guide* Moto G Stylus 2021 XT2115 Boost Mobile LTE Data fix

Have you noticed that your data doesnt always work in areas that you get almost perfect signal? Well this guide will help.
Get your dialer open. were gonna us a ussd code!
dial *#*#3282#*#*
(you should get this screen)
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next you want to tap on LTE button and the next screen will occur
first we will tap on VIEW
make sure you know your MSL code for a later step
(BOOST Mobile normally has aa code of 000000 for their device for easy programming)
(View Screen)
the next step you tap on "Bands Priority" and get ready to change some values.
your values for each band should look like this below (tested on 2 devices and no issues so far)
thats it for that part of our journey. now we have to enable other band functions in the LTE Edit menu.
close that window and start another instance of the ussd code we used earlier and this time when we tap on LTE also tap on Edit (not view).
the next screen should look just like this
now type in your msl code
*again if you have boost mobile it will more than likely be 000000*
000000
the next screen you want to have has a bunch of Upload and Download enablers. Next 2 pictures.
you will want everything enabled that i have above. (pretty much all but 2)
the 2 left not enabled are
CA DL 26A-41A Enabled = off
and
CA DL 38C Enabled = off
they do not stay on for long if you turn them on.
Finally use this USSD dialer code
*#*#4636#*#*
then tap on Phone Information
next you will get the screen below and we aer going to change 1 thing
tap on "Set Preferred Network Type"
you will want to change the type to LTE/CDMA/EvDo/GSM/WCDMA(PRL)
afte that your finale step is to restart your device. and Voila you should have better data speed by up to 100mbps+/- a second.
Enjoy
donate to me if you like on paypal
@sosthenisRR
Why does this work, and would it also work the same for the boost 5g model?
EDIT: I also want to add, it's probably a good idea to take a screenshot of your existing values before changing them if you need to switch them back.
It works because it puts that natural bands for boost mobile in the order to receive and send data first. They are off with a 0 by default. Which I thought was weird . I only added bands 25,26 and 41 to the queue operating first to capture packets from a native source tower. The UL and DL options enable those frequencies to use the signal sent and received. I enabled all I could by default so I can capture more packets over the network with more possible instances.
As for if it will work on the 5g. I am going to test that tonight and will post in the 5g forum. I do not know because I haven't had much experience besides reading at the moment.
I did the changes on my 5G, service still works, however no noticeable difference in coverage or speed, I did have to set a few to 0 that were enabled before
ShayBox said:
I did the changes on my 5G, service still works, however no noticeable difference in coverage or speed, I did have to set a few to 0 that were enabled before
Click to expand...
Click to collapse
I probably wouldn't have done that because they're are 5g bands that were enabled like 71 and 12. Try adding the missing bands into the queue gradually and watching for cell tower switchover in phone information. So I would suggest a revert and slowly test each feature/band that you change. Don't go full out because it may cause a conflict with 5g capabilities.
Here is the original band queue for the 5g variant boost mobile. (So you got em in case)
Band 1 is marked as 0.
If you do decide to run with this then let me know how your testing goes and get over to the moto g stylus 5g forum and post there. Wouldn't mind the help testing on 5g as I only have 1 right now. DM/PM me with updates if you can.

Question Dev Option "Mobile Data Always Active" No Longer Functional

I have an ATT branded S21+ and have an issue I am trying to solve around always keeping my mobile data on. I connect to a couple of devices around the house, in the truck, and on the boat that are "wifi" devices. (For instance, on my boat, I have a WIFI transducer that sends sonar data to my phone for depth and temperature) Problem I am having is while I am connected to these sources, which do not have internet service, my phone refuses to use mobile data. I used to be able to toggle the "mobile data always active" function in dev options to correct, but it no longer seems to function. Anyone have a workaround?
S21+, A12, One 4.1, and just to see if it would correct the problem, I recently moved over to the U1 firmware. The problem still exists, but at least I don't have the ATT bloatware anymore.
go to settings > software information > tap Build number 7x or 10x idk...
Go back to Settings > scroll down and find Developer Options > search Mobile Data Always Active
That's what I was saying in the title of the post. The Dev Option is checked on, but it does not do anything and mobile data is not connected simultaneously. In past firmware (pre A12), when you toggle that on, the "5G" symbol shows up in between the Wifi and Signal Strength meter.
Nobody has run into this?
I have the same problem. Found settings under connections, mobile only apps, but it seems to do nothing.
There has to be a developer who can fix this. Willing to donate if so!
stringman666 said:
I have the same problem. Found settings under connections, mobile only apps, but it seems to do nothing.
Click to expand...
Click to collapse
The weird thing is, I used that option to test this as well, and with the dev toggle mobile data always active OFF it does work for some reason....
My Chrome using whatismyip shows a Vodafone IP correctly..
I don't even have a "Mobile Data Only Apps" option to select. I know where it's supposed to be, it's just not there. On Samsung A12 U1 firmware.
ki4mqz said:
I don't even have a "Mobile Data Only Apps" option to select. I know where it's supposed to be, it's just not there. On Samsung A12 U1 firmware.
Click to expand...
Click to collapse
I have my phone set in Dutch language but the general idea is the same. Here's my menu and software version. It's unrooted stock latest software with Knox intact but with Samkey edited CSC as this is/was a carrier locked phone which I changed to a different carrier CSC.
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Same issue here on my Note20 Ultra.
Did you find any workaround to have both connections active in the status bar?
Hi, I have the same issue with my Redmi Note 9 Pro with MIUI 12.5.7.
I have the "Mobile Data Always Active" option activated and it isn't working, when connected to Wifi the mobile data isn't connected...
Anyone knows a fix for this?
Or there is any app that can be a workaround?
Same here with s21 plus on Verizon, I used to have both 5G and wifi on, after the last update the 5g icon disappeared while im on wifi. The problem is everytime I leave a wifi area the phone takes forever to switch back to mobile network and I have to restart the phone.
el5al said:
Same here with s21 plus on Verizon, I used to have both 5G and wifi on, after the last update the 5g icon disappeared while im on wifi. The problem is everytime I leave a wifi area the phone takes forever to switch back to mobile network and I have to restart the phone.
Click to expand...
Click to collapse
Same here, I used to use this a lot using my phone with a wifi obd scanner, the scanner obviously doesn't connect to internet so having cell data with the wifi connection was great to be able to read codes for vehicles, it's been about a year or 2 since it quit working for me on anything android 11 and up
Same issue here on my Galaxy Tab A7. The intelligent Wi-Fi doesn’t even work. There is this app Speedify that works for free up to 2gb. It does channel bonding via a VPN but I would like for the basic features built into my OS to work also

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