[Q] How to make LTE/4G stick!? - SOLVED - G2 Q&A, Help & Troubleshooting

Hey!
I have the international D802 version and the "settings / tethering & networks / mobile networks / network mode" only shows 3 options, GSM/WCDMA; CDMA only; GSM only.
When I go into dialing *#*#4636#*#* or if I go into dialing 3845#*802# etc...to choose LTE/GSM/WCDMA! I can choose this mode and it works UNTIL I reboot, then it goes back to GSM/WCDMA!
Is there is anyway to make the LTE/GSM/WCDMA mode stick?!
Thanks!
EDIT: SOLVED
In build.prop change ro.telephony.default_network=9 from 9 to 11!
I got LTE settings in mobile networks menu. And it sticks after a reboot!
Thanks to @ejerez for the info in Here!

Heads up! It's solved in case anyone is interested!

Life Engineer said:
Hey!
I have the international D802 version and the "settings / tethering & networks / mobile networks / network mode" only shows 3 options, GSM/WCDMA; CDMA only; GSM only.
When I go into dialing *#*#4636#*#* or if I go into dialing 3845#*802# etc...to choose LTE/GSM/WCDMA! I can choose this mode and it works UNTIL I reboot, then it goes back to GSM/WCDMA!
Is there is anyway to make the LTE/GSM/WCDMA mode stick?!
Thanks!
EDIT: SOLVED
In build.prop change ro.telephony.default_network=9 from 9 to 11!
I got LTE settings in mobile networks menu. And it sticks after a reboot!
Thanks to @ejerez for the info in Here!
Click to expand...
Click to collapse
Hi,
Thanks for the solution but I just need to check for the build.prop file, there are 2 similar lines as follows:
ro.telephony.default_network=9
& the other is:
#ro.telephony.default_network=9
Which do I change or do I change both? And do I need to change the permissions after changing it?
Thanks for your advice.

derek_09 said:
Hi,
Thanks for the solution but I just need to check for the build.prop file, there are 2 similar lines as follows:
ro.telephony.default_network=9
& the other is:
#ro.telephony.default_network=9
Which do I change or do I change both? And do I need to change the permissions after changing it?
Thanks for your advice.
Click to expand...
Click to collapse
Man let me clarify that this solution worked for me on some ROMs and didn't work on other ROMs!
Both are the same, the # symbol in front of the expression makes it a comment and the program will disregard it!
So you can change only the first one, or to be safe you can change both. Nothing to lose!
Good luck!
Sent from my LG-D802 using XDA Premium 4 mobile app

Related

[Q] Solve this plz

1. Go to Settings -> More... -> Mobile Networks
2. These settings are applied:
- Network mode: GSM/WCDMA auto
- System select: Automatic
- CDMA subscription: NV (RUIM/SIM not possible)
When manually searching for network the message is displayed: "Error while searching for network". No networks are found. The system does find home network automatically.
waseemkhan said:
1. Go to Settings -> More... -> Mobile Networks
2. These settings are applied:
- Network mode: GSM/WCDMA auto
- System select: Automatic
- CDMA subscription: NV (RUIM/SIM not possible)
When manually searching for network the message is displayed: "Error while searching for network". No networks are found. The system does find home network automatically.
Click to expand...
Click to collapse
check ur phone's IMEI number by pressing *#06#
i hope its not zero "0"
Are you using aurora ICS 2.11a update 2?
dzo will fix these bugs soon.
Sent from my U8800 using Tapatalk 2
chochweet said:
check ur phone's IMEI number by pressing *#06#
i hope its not zero "0"
Click to expand...
Click to collapse
it shown
IMEI
354523040255518
What rom are you using?
Sent from my U8800 using Tapatalk 2
waseemkhan said:
1. Go to Settings -> More... -> Mobile Networks
2. These settings are applied:
- Network mode: GSM/WCDMA auto
- System select: Automatic
- CDMA subscription: NV (RUIM/SIM not possible)
When manually searching for network the message is displayed: "Error while searching for network". No networks are found. The system does find home network automatically.
Click to expand...
Click to collapse
same thing here ever since aurora 2.10. so i am still using 2.09
boss_y said:
What rom are you using?
Sent from my U8800 using Tapatalk 2
Click to expand...
Click to collapse
i used aurora 3.0 beta
3. Post only using a clear subject and message.
You're most likely to receive a helpful answer to your question if you use a short subject title that describes your problem and a message that explains in detail what your problem is and what you've tried to solve it.
Click to expand...
Click to collapse

[Q] Automatic LTE & LTE Hotspot

Has anyone been able to LTE to be enabled automatically after a reboot without going into the testing menu? Or get LTE hotspot to work?
Yep I've been using LTE
Here get root explorer
Go into your build prop
Look for lte.OnCdmaDevice
Now just replace Cdma to Gsm
So it should look like this.
lte.OnGsmDevice=1
reboot go into settings and change it LTE/GSM
I hope that helps. And LTE hotspot works
I didn't have the line "lte.OnGsmDevice=1" so I just added the LTE line to the end of the file. After I reboot and set LTE on in the Testing menu, then reboot again it doesn't stick
FYI I'm using the latest CM10.1 nightly.
endiz said:
I didn't have the line "lte.OnGsmDevice=1" so I just added the LTE line to the end of the file. After I reboot and set LTE on in the Testing menu, then reboot again it doesn't stick
FYI I'm using the latest CM10.1 nightly.
Click to expand...
Click to collapse
You don't go into the testing menu. You go into the mobile network menu:
"After it restarts go into Settings, More..., Mobile networks.
A new menu option should exist called Network Mode. In this menu you can pick the default mode and change between then."
From: http://forum.xda-developers.com/showpost.php?p=35829025&postcount=642
ohhh, i wasn't puting telephony in front of the string.
I now see the selection menu and it sticks with a reboot. I'll test the hotspot tomorrow.
Thanks everyone!
Unfortunately the AP while LTE is enabled still isn't working
Anyone?
I thought the N4 wasn't LTE enabled?
N4 is capable of AWS-Band-4 LTE
http://www.anandtech.com/show/6474/nexus-4-includes-support-for-lte-on-band-4-aws
endiz said:
Unfortunately the AP while LTE is enabled still isn't working
Click to expand...
Click to collapse
I posted a temporary fix for this problem here: http://forum.xda-developers.com/showthread.php?p=38522676

D802 getting 4g to work

Heya.
Recently some networks in my country started supporting lte. Anyway i tried enabling it on my phone:
I tried those 2 numbers:
*#*#4633#*#*
3845#*802#
In both of them I can change the setting and I see its working, but when I go to mobile network settings it gets reset and the option is not shown there. I can actually see the network H sign disappearing+reappearing when I go to the settings...
I tried restarting the phone, no help.
How can I get my settings to not reset each time?
Thanks!
PoOoZaQ said:
Heya.
Recently some networks in my country started supporting lte. Anyway i tried enabling it on my phone:
I tried those 2 numbers:
*#*#4633#*#*
3845#*802#
In both of them I can change the setting and I see its working, but when I go to mobile network settings it gets reset and the option is not shown there. I can actually see the network H sign disappearing+reappearing when I go to the settings...
I tried restarting the phone, no help.
How can I get my settings to not reset each time?
Thanks!
Click to expand...
Click to collapse
If you have root go into system/app and first back up and then delete lteconfigs apk and lteconfigs odex and that should make lte an option in settings
Art Vanderlay said:
If you have root go into system/app and first back up and then delete lteconfigs apk and lteconfigs odex and that should make lte an option in settings
Click to expand...
Click to collapse
Hey, thanks for replying.
I see the lteconfigs.apk but not the lteconfigs.odex there
[edit]
I deleted just the apk and the option appeared as you stated. Is it enough?

[Q] Note 4 SM-N910S (SK Telecom) issues. Need solution!

Hi all,
I am a bit new to this forum. So my apologies for any tips that i have not known yet
I got a note 4 from SK telecom KR (SM-N910S) unlocked verion running Octa core version. There are 3 issues currently exist on my phone. I am living in Australia btw.
1 : Every time the phone start up, it will ask me whether i want to enable networking or not and talking about roaming ??
2 : Sometimes MMS can not be sent, retry few time and its ok ?
3 : The networking on SM-N910S has a big issue for me, that model only has 2 kinds of network LTE/3G mode or 3G Only mode, on AU version we have GSM/WCDMA/3G/LTE etc so it look like i am missing WCDMA and 2G networks
My question is :
* How can i access the hidden menu for Note 4, i know there is a hidden menu somewhere on that phone allow me to change network mode
* Can i flash my phone with AU firmware to remove roaming message and other SK's stuffs. ??
I can list some of my phone info here
Made in Korea
Date 20140926
CSC Code : SKC
Frimware: SKC
Active CSC: SKC
Build Number: KTU84P.N910SKSU1ANJ2
Android 4.4.4
Harware: Univeral5433
Thanks
I have got the same exact problems ! with my N910S
I flashed another rom it fixed some issues but i got some new issues with the new rom !
but only lil problems nothing major for example the calendar will have some additional chines calendar and the phone log wont show names if the number includes +61*****
I tired to post the rom but i have to reach 10 posts in order for me to add a link to it ! so i will probably post it by tonight
Su1i said:
I have got the same exact problems ! with my N910S
I flashed another rom it fixed some issues but i got some new issues with the new rom !
but only lil problems nothing major for example the calendar will have some additional chines calendar and the phone log wont show names if the number includes +61*****
I tired to post the rom but i have to reach 10 posts in order for me to add a link to it ! so i will probably post it by tonight
Click to expand...
Click to collapse
How can you enable WCDMA and 2G ?. None of the known method work for me,
henryvu said:
How can you enable WCDMA and 2G ?. None of the known method work for me,
Click to expand...
Click to collapse
yeah it has a "Network Mode" option which gives u WCDMA only or GSM only or Auto or WCSMA AND LTE AND GSM
I posted the link under this thread "ROM for N910S finally" I think its wayyyyyy better than the stock rom with all these Korean apps and widgets
Which tools u use and steps taken . I want to follow exactly what u did . Don't want bricking my phone
henryvu said:
How can i access the hidden menu for Note 4, i know there is a hidden menu somewhere on that phone allow me to change network mode
Thanks
Click to expand...
Click to collapse
If you have root, just open Phone INFO ★Samsung★ app > Menu > 'Secret Codes' > scroll down to *#27663368378# for Service Main Menu or *#197328640# for Debug Screen. Tap and select "Launch 0' to launch.
If you don't have root, open Dialer, enter *#0011#, Menu > Back item (not Back key), Menu > Key Input > Q0, wait some seconds...
app > Menu > 'Secret Codes' > scroll down to *#27663368378# for Service Main Menu or *#197328640# for Debug Screen. Tap and select "Launch 0' to launch.
If you don't have root, open Dialer, enter *#0011#, Menu > Back item (not Back key), Menu > Key Input > Q0, wait some seconds...[/QUOTE]
Not working. I tired both 0000 and q0.
any luck
hi any luck with the rom
Hidden Menu for N910S SK Telecom
i use n910s sk telecom too and get frustated how to connect to lte band 8, already set to lte preferred and still the icon shows me 3g.
but then i found the solution from xda developer, i forgot the links but i take screenshot of it.
now i can connect to my lte network and explore my n910s network by entering secret code for sk telecom.
NB: you don't have to root your n910s to explore this menu.
here's the screenshot:
SKT Secret Menu
Has anyone know to explain more settings found in SKT Secret Menu? There are many setting there...
Entry point to Hidden Menu for N910S/K/L
For SM-N910S/K/L model, please following these steps.
1. Open your 'Phone' and switch it to 'Keypad'.
2. Type '319712358' directly (do not add any prefix or suffix like *#*#, just type it directly...).
3. Now you can see the Hidden Menu.
Please enter your password:
SM-N910S: 996412
SM-N910K: 774632
SM-N910L: 0821
4. After you in, go Network Setting -->Network mode to change LTE/WCDMA/GSM band.
Screenshots:
I have tested it on my SM-N910S and it works.
Model number: SM-N910S
Android Version: 5.0.1
Baseband version: N910SKSU0BOC2
Build number: LRX22C.N910SKSU1BOC3
Not working
Hi,
For me is not working. I did that change, I have LTE connectivity (not 4g as I have on my note 3) but now I can't use the phone, only Internet. Any idee? I'm on Vodafone Romania.
illeradu said:
Hi,
For me is not working. I did that change, I have LTE connectivity (not 4g as I have on my note 3) but now I can't use the phone, only Internet. Any idee? I'm on Vodafone Romania.
Click to expand...
Click to collapse
4G and LTE is just preference in naming. If you choose 'LTE' option without 'preferred', it will fail to fallback to 3G to make a phone call. Different story if your carrier has VoLTE
[Q] Note 4 SM-N910S (SK Telecom) issues. Need solution
I am also using N910S Note 4 full of SK Telecom "features". One of them is I can't enable data roaming.
ANyone found a solution to this?
note 4 sk telecome
hi. can help me?
my phone looks like....
Thanks soulkun, its working
soulkun said:
For SM-N910S/K/L model, please following these steps.
1. Open your 'Phone' and switch it to 'Keypad'.
2. Type '319712358' directly (do not add any prefix or suffix like *#*#, just type it directly...).
3. Now you can see the Hidden Menu.
Please enter your password:
SM-N910S: 996412
SM-N910K: 774632
SM-N910L: 0821
4. After you in, go Network Setting -->Network mode to change LTE/WCDMA/GSM band.
Screenshots:
I have tested it on my SM-N910S and it works.
Model number: SM-N910S
Android Version: 5.0.1
Baseband version: N910SKSU0BOC2
Build number: LRX22C.N910SKSU1BOC3
Click to expand...
Click to collapse
its worked on my 910S, really helpful.. thanks bro
chouzny said:
its worked on my 910S, really helpful.. thanks bro
Click to expand...
Click to collapse
Please explain step by step which one i must choose to enable lte/wdcma/gsm network
Are this phone n910s not support 900 wcdma band?
note 4 hidden menu network settings
I got this note 4 off ebay and it kept wanting to roam, and not use my network preference. I went into the hidden menu and changed it to all LTE and it asked if i wanted to use my network data and i said yes. Fixed it and the roaming "r" went away, but......................it won't stay like this after you reboot the phone, it goes back to roaming again until you go back into the hidden menu and do it again. How can you get it to stay permanently?

CM13 - LTE Enable

hi
how to enable LTE for CM13 or android 6?
or
for 5.1.1 (LMY48T) ?
how to get hybrid modem image...
thx all
For Android 5.1.1 you can use this flashable zip: http://forum.xda-developers.com/nexus-4/general/4-4-3-nexus-4-lte-lte-tethering-hotspot-t2416822
thx
Thread is coming up as deleted now.
Sent from my Nexus 6 using Tapatalk
Anyone have a solution to this yet? I have the hybrid radio on my N4 that worked great with CM12 (provided LTE), but now that I'm on CM13 I'm stuck on 3G/HSPA+.
The "LTE enabler" version 2.14 has a check to make sure you're on Android 5 before it does its thing, so it doesn't work for Android 6. Is it safe to disable this check? I'll have to dig into the script and see what it's actually doing. I think it just flashes a hybrid modem image and then makes the build.prop changes to make LTE work (maybe also adds some APNs? Beats me). Hopefully all that is the same on Android 6.
you can disable that check i was in canada for a while and i was using frank aosp 6.0 with lte enabled
J0SH1X said:
you can disable that check i was in canada for a while and i was using frank aosp 6.0 with lte enabled
Click to expand...
Click to collapse
Actually, I don't think you can. Looking at the "nexus-4-lte-enabler-v2.14" script that changed the network mode, it makes changes to this file:
/data/data/com.android.providers.settings/databases/settings.db
However, that file doesn't exist on my Nexus 4 running the 12/30/15 nightly. Only "settings.db-backup" and "settings.db-journal" reside in that directory, and nothing else.
Did the preferred network setting move to a different DB in Marshmallow? I also noticed that if I enter the service menu via *#*#4636#*#*, I cannot change the Preferred Network Mode there (I can open the dropdown and pick something, but it doesn't change the "WCDMA Preferred" setting when the dropdown closes. It does nothing.)
mamad06 said:
hi
how to enable LTE for CM13 or android 6?
or
for 5.1.1 (LMY48T) ?
how to get hybrid modem image...
thx all
Click to expand...
Click to collapse
Cm13 has a known bug , somebody forgot to put an entry into the framework apparently. The radio won't switch. See the thread over here ;
http://forum.xda-developers.com/nexus-4/help/cm13-switching-to-wdcma-t3280353
lannister80 said:
Actually, I don't think you can. Looking at the "nexus-4-lte-enabler-v2.14" script that changed the network mode, it makes changes to this file:
/data/data/com.android.providers.settings/databases/settings.db
However, that file doesn't exist on my Nexus 4 running the 12/30/15 nightly. Only "settings.db-backup" and "settings.db-journal" reside in that directory, and nothing else.
Did the preferred network setting move to a different DB in Marshmallow? I also noticed that if I enter the service menu via *#*#4636#*#*, I cannot change the Preferred Network Mode there (I can open the dropdown and pick something, but it doesn't change the "WCDMA Preferred" setting when the dropdown closes. It does nothing.)
Click to expand...
Click to collapse
As I said FRANK AOSP and later cm 13 self build by stehanmc
Gesendet von meinem Nexus 4 mit Tapatalk
boltthrower56 said:
Cm13 has a known bug , somebody forgot to put an entry into the framework apparently. The radio won't switch. See the thread over here ;
http://forum.xda-developers.com/nexus-4/help/cm13-switching-to-wdcma-t3280353
Click to expand...
Click to collapse
Any update on this? I see that the radio switch issue fix got merged a few days ago, and I do see in my build.prob that my preferred network mode is "9", even after rebooting.
But my phone always shows H+ or 3G next to the mobile data icon on the taskbar. Even if I go into the 4636 menu and change to LTE/GSM or LTE/CDMA (which I can now do because taht bug was fixed), it STILL shows H+ or 3G (and frequently rapidly bounces between H+ and 3G).
lannister80 said:
Any update on this? I see that the radio switch issue fix got merged a few days ago, and I do see in my build.prob that my preferred network mode is "9", even after rebooting.
But my phone always shows H+ or 3G next to the mobile data icon on the taskbar. Even if I go into the 4636 menu and change to LTE/GSM or LTE/CDMA (which I can now do because taht bug was fixed), it STILL shows H+ or 3G (and frequently rapidly bounces between H+ and 3G).
Click to expand...
Click to collapse
The fix has been merged , 5th of january or later builds don'T have that bug. But i've seen some corrections on the code suggesting that wcdma and gsm should be enough. If they merge that then we won't be able to use LTE. 3g and gsm would be fine though.
Anyone figure out a way to enable LTE on the Nexus 4 in CM13 yet? Really don't want to use some random guy's AOSP custom build if I can avoid it. I want CM features!
[SOLVED] Making LTE persist after reboot
lannister80 said:
Anyone figure out a way to enable LTE on the Nexus 4 in CM13 yet? Really don't want to use some random guy's AOSP custom build if I can avoid it. I want CM features!
Click to expand...
Click to collapse
So after hunting around, i decided to check why the LTE is not persisting after reboot and tried and old trick: change the build.prop to READ-ONLY and remove the write flags in any file explorer (ES/ROOT etc)
repherb said:
So after hunting around, i decided to check why the LTE is not persisting after reboot and tried and old trick: change the build.prop to READ-ONLY and remove the write flags in any file explorer (ES/ROOT etc)
Click to expand...
Click to collapse
It's not that LTE doesn't stick on reboot. It's that it cannot be enabled AT ALL in CyanogenMod 13.
lannister80 said:
It's not that LTE doesn't stick on reboot. It's that it cannot be enabled AT ALL in CyanogenMod 13.
Click to expand...
Click to collapse
hm. I had no problem. Maybe it's just me. At my age, anything be blamed on myself nowadays.
repherb said:
hm. I had no problem. Maybe it's just me. At my age, anything be blamed on myself nowadays.
Click to expand...
Click to collapse
Can you tell me what CM13 build you're using at the moment, and what your build.prop looks like? If you don't mind?
No matter what I do, I cannot get off of 3G/H+ on CM13. Not in the 4636 menu (I can change to LTE/GSM auto, but no effect), and not in the Cellular Networks settings (only choices in the GUI are 2G and 3G).
I had no problem using LTE on CM11 or CM12. I'm on the same hybrid modem image I've been using forever (2.0.1700.33).
Thank you for your help!
lannister80 said:
Can you tell me what CM13 build you're using at the moment, and what your build.prop looks like? If you don't mind?
No matter what I do, I cannot get off of 3G/H+ on CM13. Not in the 4636 menu (I can change to LTE/GSM auto, but no effect), and not in the Cellular Networks settings (only choices in the GUI are 2G and 3G).
I had no problem using LTE on CM11 or CM12. I'm on the same hybrid modem image I've been using forever (2.0.1700.33).
Thank you for your help!
Click to expand...
Click to collapse
So I think I have figured out what's going on. After loading CM13-20160210-nightly, I did *#*#4636#*#* and changed "Set preferred network type" to LTE/GSM/CDMA auto (PRL), turned off then on the radio and saw only H+ come up. I clicked the options menu (top right 3 dots) and under "Select radio band" i noticed that the LTE Frequencies are not listed!! I added the 3 lines manually to build.prop then saved it as read only too just in case but it did nothing so I think we know why the LTE isn't showing up now. Only AUS, USA, Japan, Cellular and PCS band are in this build.
Could this explain anything by chance?? It seems only GSM frequencies are available.
FYI adding the lines to build.prop and setting it to read-only doesn't work for the latest CM13 build. I hope LTE is supported soon in CM13.
Take a look at query.sh script in Nexus 4 LTE enabler 2.13 zip. Script deletes and inserts 2 records in settings.db database.
Sent from my Nexus 4 using Tapatalk

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