Unlocked US Note 9 loosing mobile network - Samsung Galaxy Note 9 Questions & Answers

Hey All,
I just got an unlocked US version could silver note 9. I am on N960U1UEU1AEL1 firmware and T-Mobile network. I seem to have an issue where the phone is dropping connection. It shows the LTE icon in the task bar but I cant connect to the internet. I have to restart the phone in order for it to connect. It seem to be tied to a wifi or something along those lines. If I connect to a wifi then walk away from it, the phone has trouble picking a tower but it shows that I am connected to LTE. I tried adding new APN settings but it defaults to the T-Mobile APN. Do I really need to flash TMB firmware, I really liked the unlocked version without all the bloat. All help is appreciated.

megaforcer said:
Hey All,
I just got an unlocked US version could silver note 9. I am on N960U1UEU1AEL1 firmware and T-Mobile network. I seem to have an issue where the phone is dropping connection. It shows the LTE icon in the task bar but I cant connect to the internet. I have to restart the phone in order for it to connect. It seem to be tied to a wifi or something along those lines. If I connect to a wifi then walk away from it, the phone has trouble picking a tower but it shows that I am connected to LTE. I tried adding new APN settings but it defaults to the T-Mobile APN. Do I really need to flash TMB firmware, I really liked the unlocked version without all the bloat. All help is appreciated.
Click to expand...
Click to collapse
That Baseband or Software version doesn't sound right. AEL1 isn't a version I see that was released.. All Unlocked software versions are AR**. Double check that.
Sent from my [device_name] using XDA-Developers Legacy app

Sorry, I just made a typo, it does end with ARL1.

megaforcer said:
Sorry, I just made a typo, it does end with ARL1.
Click to expand...
Click to collapse
Have you tried resetting the network settings? That's where I would start. Could be a bug with your software. If that doesn't work try rebooting the phone into recovery mode and wiping the cache partition the reboot. If that doesn't work back up your data then factory wipe the phone.
Sent from my [device_name] using XDA-Developers Legacy app

I haven't tried resetting the phone yet. This is my first phone that is not rooted and I started using Blokada from day one. I wonder if Blokada is causing this, hmmmm.

Ok, I did some more research and it sppears to be an issue with Blokada version 3.6.

Related

Motorola Xt862 data connection

I have recently purchased Droid 3. This droid 3 worked good, had mobile data connection and everything. After I rooted it with Motofail, everything works also good, but I can't get mobile data connection. I have tried to put in airplane mode, restarting the phone but no success.
System version 5.7.906.XT862
Android version 2.3.4
Baseband N_03.18.32P
Kernel version 2.6.35.7-g5fa4155
build number 5.5.1_84_D3G-66_M2-10
I am outside of USA,in Georgia (republic of), I have unlocked with unlock code, but everything worked good before rooting it. how can I activate data connection?
Mobile network type Unknown
Mobile network state Disconnected
gio_k5 said:
I have recently purchased Droid 3. This droid 3 worked good, had mobile data connection and everything. After I rooted it with Motofail, everything works also good, but I can't get mobile data connection. I have tried to put in airplane mode, restarting the phone but no success.
System version 5.7.906.XT862
Android version 2.3.4
Baseband N_03.18.32P
Kernel version 2.6.35.7-g5fa4155
build number 5.5.1_84_D3G-66_M2-10
I am outside of USA,in Georgia (republic of), I have unlocked with unlock code, but everything worked good before rooting it. how can I activate data connection?
Mobile network type Unknown
Mobile network state Disconnected
Click to expand...
Click to collapse
Make sure it's in GSM mode, for some people Global mode doesn't seem to work all that great for GSM networks. From the maiin screen, Menu->Wireless&Networks->Mobile Networks->Network Mode->GSM/UMTS. Hopefully that will help.
linuxgator said:
Make sure it's in GSM mode, for some people Global mode doesn't seem to work all that great for GSM networks. From the maiin screen, Menu->Wireless&Networks->Mobile Networks->Network Mode->GSM/UMTS. Hopefully that will help.
Click to expand...
Click to collapse
I have tried this,phone only works when it's in Gsm mode, but have no data connection. any ideas?
gio_k5 said:
I have tried this,phone only works when it's in Gsm mode, but have no data connection. any ideas?
Click to expand...
Click to collapse
Make sure the SIM card is seated firmly and is making a good connection perhaps. Could also be an issue with APN configuration.
linuxgator said:
Make sure the SIM card is seated firmly and is making a good connection perhaps. Could also be an issue with APN configuration.
Click to expand...
Click to collapse
The sim is inserted correctly, apn is correct (worked good before rooting). Factory reset didn't solve the problem. I think, that rooted droid 3 cant get the data plan outside of usa.
That's very odd, I've never heard of that happening before. One other thing is to toggle airplane mode and leave it for one minute and switch back. Sometimes that gets data working.
Sent from my DROID BIONIC using Tapatalk 2
You may wanna try the 883 radio and build.prop. It may help. Also this is weird but rarely when I get weirdness with GSM I pull the SIM and battery for like 30 seconds.
Sent from my XT883 using xda app-developers app
MrObvious said:
You may wanna try the 883 radio and build.prop. It may help. Also this is weird but rarely when I get weirdness with GSM I pull the SIM and battery for like 30 seconds.
Sent from my XT883 using xda app-developers app
Click to expand...
Click to collapse
and what is the risk of modifying build.prop ?
gio_k5 said:
and what is the risk of modifying build.prop ?
Click to expand...
Click to collapse
It is needed to work with GSM. Thankfully the build.prop has a lot of power but is easy to fix with a reflash of the /system. I've had to do that a couple times (and keep /data so I didn't lose anything).
motorola droid 3 no data conecction
i have the same problem,in mexico, please help me.
droid 3 no data conecction.
gio_k5 said:
The sim is inserted correctly, apn is correct (worked good before rooting). Factory reset didn't solve the problem. I think, that rooted droid 3 cant get the data plan outside of usa.
Click to expand...
Click to collapse
I have seen this problem only in phones refurbished, I think verizon modify something in these phones to q can not be used more in data connection.
gio_k5 said:
I have recently purchased Droid 3. This droid 3 worked good, had mobile data connection and everything. After I rooted it with Motofail, everything works also good, but I can't get mobile data connection. I have tried to put in airplane mode, restarting the phone but no success.
System version 5.7.906.XT862
Android version 2.3.4
Baseband N_03.18.32P
Kernel version 2.6.35.7-g5fa4155
build number 5.5.1_84_D3G-66_M2-10
I am outside of USA,in Georgia (republic of), I have unlocked with unlock code, but everything worked good before rooting it. how can I activate data connection?
Mobile network type Unknown
Mobile network state Disconnected
Click to expand...
Click to collapse
have you solved this problem? because I have it too.

Signal Issues

I am only able to connect to LTE in the city now. Usually, I can connect to 3G in my own house, but I am having issues:
HISTORY:
I just recently got S-OFF, so I could use the Freedom.apk to get free in-app purchases.
I cannot make calls or text people through the messages app, nor can I receive calls or texts by anyone. I have resorted to using Facebook Messenger and Snapchat to contact my friends, but my family members don't all use those services.
BOOTLOADER INFO:
M7_WLS PVT SHIP S-OFF RH
CID_SPCS_001
HBOOT-1.56.0000
RADIO-1.00.20.0913_3
OpenDSP_v32.120.274.0909
OS-3.04.651.2
eMMC-boot 2048MB
OTHER INFO:
Since I have been having this problem, I have tried flashing CWM (6.0.4.8) and TWRP (2.7.1.0a) and wiping and installing different roms to try to fix the situation. I have no prior problems with data connectivity. I have now resorted to installing a stock RUU (EXE not ZIP). For both of the RUU files that I try to install, it gets stuck at Sending on the screen, and my phone is stuck at the black HTC logo. I can use fastboot commands, and my phone says "FASTBOOT USB" when I plug it in, but I cannot use ADB commands. CMD says that there are no devices attached. I have tried uninstalling the drivers, re-installing them, updating them...but nothing has worked. I do have a USB-OTG cable with a 16GB USB stick available.
So far, the only deductions I can make, are that the process of getting S-OFF was what caused this issue.
I can't even activate Google Voice, because the calls aren't reaching my phone.
The same goes for the Landmark Credit Union app...the security calls for activation aren't reaching my phone.
My dad said that anytime he tries to call me, the calls are sent straight to voicemail.
I have an unlimited data plan, and always have the Roaming Guards turned off, and the Network Mode set to Automatic, with all of the additional Roaming boxes checked. I have USB Debugging checked and Fastboot in Power Settings turned off.
avatarmanz said:
I am only able to connect to LTE in the city now. Usually, I can connect to 3G in my own house, but I am having issues:
HISTORY:
I just recently got S-OFF, so I could use the Freedom.apk to get free in-app purchases.
I cannot make calls or text people through the messages app, nor can I receive calls or texts by anyone. I have resorted to using Facebook Messenger and Snapchat to contact my friends, but my family members don't all use those services.
BOOTLOADER INFO:
M7_WLS PVT SHIP S-OFF RH
CID_SPCS_001
HBOOT-1.56.0000
RADIO-1.00.20.0913_3
OpenDSP_v32.120.274.0909
OS-3.04.651.2
eMMC-boot 2048MB
OTHER INFO:
Since I have been having this problem, I have tried flashing CWM (6.0.4.8) and TWRP (2.7.1.0a) and wiping and installing different roms to try to fix the situation. I have no prior problems with data connectivity. I have now resorted to installing a stock RUU (EXE not ZIP). For both of the RUU files that I try to install, it gets stuck at Sending on the screen, and my phone is stuck at the black HTC logo. I can use fastboot commands, and my phone says "FASTBOOT USB" when I plug it in, but I cannot use ADB commands. CMD says that there are no devices attached. I have tried uninstalling the drivers, re-installing them, updating them...but nothing has worked. I do have a USB-OTG cable with a 16GB USB stick available.
So far, the only deductions I can make, are that the process of getting S-OFF was what caused this issue.
I can't even activate Google Voice, because the calls aren't reaching my phone.
The same goes for the Landmark Credit Union app...the security calls for activation aren't reaching my phone.
My dad said that anytime he tries to call me, the calls are sent straight to voicemail.
I have an unlimited data plan, and always have the Roaming Guards turned off, and the Network Mode set to Automatic, with all of the additional Roaming boxes checked. I have USB Debugging checked and Fastboot in Power Settings turned off.
Click to expand...
Click to collapse
Could you link me to the TWRP that you flashed? Also to fix calls, flash the latest radio.
TWRP
StormyNight said:
Could you link me to the TWRP that you flashed? Also to fix calls, flash the latest radio.
Click to expand...
Click to collapse
This is the TWRP link:
http://mdmower.cmphys.com/twrp-m7spr/
UPDATE:
I am going to download the latest TWRP version from the official website, and then update the radio to see if this fixes things.
UPDATE
I was running a nightly of Cyanogenmod. This morning, I downloaded the official TWRP (v7.2.1.1) from the official website. I then wiped my device and flashed the ViperOne rom. I went through the initial phone setup until I could actually use my phone. I then proceeded to go back into TWRP and flash the (supposedly) newest radio through my OTG cable and USB.
This is the radio that I downloaded and flashed (V1.01.20.0515):
THREAD: http://forum.xda-developers.com/showthread.php?t=2406330
LINK: http://d-h.st/2dh
After I flashed the radio, I wiped the Dalvik Cache and rebooted. I still have the same issues.
My Mobile network settings are as follows:
4g Settings are blank (no network provider or IP address are shown)
Data roaming sound is unchecked
Network mode is set to Automatic
All Roaming Guard boxes are unchecked
The Roaming box is grayed out and I cannot click on it (beneath Roaming, it says Change the CDMA roaming mode, but it's grayed out too)
Domestic Voice is checked
Domestic Data is checked
International Voice is checked
International Data is checked
Allow GSM data is checked
The Access point names and Available GSM networks options are both grayed out, and I cannot click on them.
avatarmanz said:
I was running a nightly of Cyanogenmod. This morning, I downloaded the official TWRP (v7.2.1.1) from the official website. I then wiped my device and flashed the ViperOne rom. I went through the initial phone setup until I could actually use my phone. I then proceeded to go back into TWRP and flash the (supposedly) newest radio through my OTG cable and USB.
This is the radio that I downloaded and flashed (V1.01.20.0515):
THREAD: http://forum.xda-developers.com/showthread.php?t=2406330
LINK: http://d-h.st/2dh
After I flashed the radio, I wiped the Dalvik Cache and rebooted. I still have the same issues.
My Mobile network settings are as follows:
4g Settings are blank (no network provider or IP address are shown)
Data roaming sound is unchecked
Network mode is set to Automatic
All Roaming Guard boxes are unchecked
The Roaming box is grayed out and I cannot click on it (beneath Roaming, it says Change the CDMA roaming mode, but it's grayed out too)
Domestic Voice is checked
Domestic Data is checked
International Voice is checked
International Data is checked
Allow GSM data is checked
The Access point names and Available GSM networks options are both grayed out, and I cannot click on them.
Click to expand...
Click to collapse
Try flashing the TWRP by tdhite. Link in my signature.
I have kind of the same issue. I can only use 4g LTE at the city. and sometimes whenever it feels like it at home. I can't use 3g. its the same thing at home. it's horrible not be able to call or text. I have cm11 4.4.4 I read this article how to fix this it gives this code do get into "phone settings" and turn off "radio" first try it worked. but 3 hours later my phone frozed and I had to turn it off. I turned back on and the issue got worst. if you see this it's because I'm lucky and I'm using 3g. is there a ROM or kernel or something I could do or change. I'm new. please help.
Sent from my SCH-R530U using XDA Free mobile app
thonyj said:
I have kind of the same issue. I can only use 4g LTE at the city. and sometimes whenever it feels like it at home. I can't use 3g. its the same thing at home. it's horrible not be able to call or text. I have cm11 4.4.4 I read this article how to fix this it gives this code do get into "phone settings" and turn off "radio" first try it worked. but 3 hours later my phone frozed and I had to turn it off. I turned back on and the issue got worst. if you see this it's because I'm lucky and I'm using 3g. is there a ROM or kernel or something I could do or change. I'm new. please help.
Sent from my SCH-R530U using XDA Free mobile app
Click to expand...
Click to collapse
Have you ever gotten 3G on your phone? Even when you were on a trip or something? Then we can assume that it's the phone's problem and not the towers, given that you're using Sprint.
If you're using a carrier other than Sprint, the frequencies might not match. If so, tell me what your carrier is and I can look it up.
I don't use sprint. my carrier is USC cellular. and thanks I appreciate your help a lot.
Sent from my SCH-R530U using XDA Free mobile app
thonyj said:
I don't use sprint. my carrier is USC cellular. and thanks I appreciate your help a lot.
Sent from my SCH-R530U using XDA Free mobile app
Click to expand...
Click to collapse
Just looked it up, US Cellular is CDMA, so it should theoretically work. Did you buy it from US Cellular, or did you buy it from Sprint and edit the EPST (or something, idk, i'm unfamiliar with CDMA)? For 4G (doesn't matter if it's CDMA/GSM), it needs a SIM card to access it. So is the 4G SIM card in the phone?
let's tell you a Lil bit of the phone.
I bought it from ebay. it is a USC cellular phone. it says it on the back. it does use 4g lte. I few months ago I decided to root it. it was great even though I didn't knew how to do it. well, where I live it isn't a very good signal. so it automatically use CDMA which is 3g, right? I always had 3 signal bars at home and when I was out it always went up I had no trouble. my phone is prepaid. I ran out of money so I didn't paid the month but I had WiFi at home. like a month ago I decided to go further. I did like a 3 days search on how to install a new ROM and what was the best. everyone was talking about cm11, I flash it and everything (so hard for me that didn't knew how to do it that's why it took 3 days) finally I had all done. I had no bugs at all, and I was still using it with WiFi. when I finally paid my month I was all happy till I got home. there was no signal. not even a bar from CDMA (3g) it had a flashing repetitive (searching signal) on the signal icon. I went into settings it said: " select network type preferred" or something like that. and I chosed (lte recommended). it stopped the "flashing" thing on the icon. but still the problem. I was wondering how it supposed to get 4g if it only get half of 3g. I couldn't use my phone at home. I searched again on how to fix this, I found a forum from another page which is not XDA. it said to type on the dialer *#*#4636#*#* and it automatically goes to a hidden menu. I went into "phone settings, it shows all about it. I was looking for a "radio" thing. I had to turn it off and reboot. it worked at first. but I had to turn off the phone again and the signal issue got worst. I couldn't open my games because I had no "network". now I can only use it when I go out because the signal is stronger at the city. and it's using LTE (4g). here at home I just screwed my anttenna because I had no signal and has a two inches long "paper clip" as antenna to get one bar of LTE.
Sent from my SCH-R530U using XDA Free mobile app
---------- Post added at 08:58 AM ---------- Previous post was at 08:45 AM ----------
sorry I just noticed I'm in the wrong forum I think. but thanks for all the help.
Sent from my SCH-R530U using XDA Free mobile app

Pure Nexus 6.0 R1- Signal Works But No Data

[Q] on pure nexus 6.0 r1 I cannot get any data/lte my signal works but no data.?
I flashed the pure nexus ROM 6.0 release coming from benzorom some nightl y build not positive which. I flash the 6.0 bootloader and radio from recovery and then flashed the ROM and gapps. Can't get any data for some reason. Can someone help?
Are you on tmobile?? I had to add the correct APN to get data
Sent from my Nexus 6 using XDA Free mobile app
No I'm on Verizon actually. I always thought Verizon automatically had the APN settings stored? Its kinda odd. But it sucks because I want to use that ROM. Its so nice!
Here's your solution!
ssgtob1 said:
Hi all,
I installed the 5.1OTA and could not get Verizon Enhanced LTE (advanced calling, VoLTE, etc....) to work. I tried what everyone else suggested and nothing made it work (never showed the enhanced LTE setting in the cellular menu). Here are the steps I took in case anyone else is having the same problem.
1. Re-Install radio and bootloader from here: https://www.androidfilehost.com/?fid=95916177934540313
2. Enter the hidden menu using *#*#4636#*#*
3. Go in to Phone information
4. Click the TURN ON VOLTE PROVISIONED FLAG button (wont change)
5. Click the TURN OFF RADIO button
6. Wait a few seconds (for radio to turn off) and then click the TURN ON RADIO button.
7. Observe that the TURN ON VOLTE PROVISIONED FLAG button has changed to TURN OFF....
8. Go in to Settings>>...More>>Cellular Networks and make sure that Enhanced 4G LTE Mode is enabled.
I did all this and I still did not have data while making a call. I had to go to VZW site and go into my account and tell it to activate a device on my current line. I entered the IMEI and it gave me a warning about softcard and then went right back to same screen, When I clicked next it gave me a warning that it was unsupoorted device. After this it all worked perfect although the phone is still not recognized on the VZW site.
Click to expand...
Click to collapse
This and a quick call to Customer Care (*226) for them to provision Advanced Calling took care of it for me.
joshjackson406 said:
No I'm on Verizon actually. I always thought Verizon automatically had the APN settings stored? Its kinda odd. But it sucks because I want to use that ROM. Its so nice!
Click to expand...
Click to collapse
Go look at your apn settings/more/cellular networks/access point names/ find the one selected then compare it to what Verizon apn should be. I have tmobile and when i installed the ROM there was only two apns neither worked.
Sent from my Nexus 6 using XDA Free mobile app

Lenovo K3 Note Android Marshmallow Data Connection Error

Hi, I have the Indian version of the Lenovo K3 note (K50a40), and recently installed the official OTA android 6.0 marshmallow update. Everything on the phone appears to be working, including calling and texting (on T-Mobile), except for data connection. Before the update, I would be able to connect to and receive H+ from T-mobile in the USA, but now, even with full bars, the phone lacks data connection. I tried enabling roaming and changing the APN to no avail. Can someone please offer any advice? Any help would be greatly appreciated.
alokpillai22 said:
Hi, I have the Indian version of the Lenovo K3 note (K50a40), and recently installed the official OTA android 6.0 marshmallow update. Everything on the phone appears to be working, including calling and texting (on T-Mobile), except for data connection. Before the update, I would be able to connect to and receive H+ from T-mobile in the USA, but now, even with full bars, the phone lacks data connection. I tried enabling roaming and changing the APN to no avail. Can someone please offer any advice? Any help would be greatly appreciated.
Click to expand...
Click to collapse
same is happening on my sis k3 not(indian)... whatsapp and hike msgs are not getting sent... but playstore and other stuffs works on 2g net.
sagar27691 said:
same is happening on my sis k3 not(indian)... whatsapp and hike msgs are not getting sent... but playstore and other stuffs works on 2g net.
Click to expand...
Click to collapse
I fixed the issue. for some reason, the update messes up the APN settings. To fix this, google the APN settings for your carrier. Make sure that they are the settings for 4g or LTE. Then, on your device, go to settings>data usage>more>mobile network>access point names>new APN, and enter the information you just looked up. You may need to restart the phone.
alokpillai22 said:
I fixed the issue. for some reason, the update messes up the APN settings. To fix this, google the APN settings for your carrier. Make sure that they are the settings for 4g or LTE. Then, on your device, go to settings>data usage>more>mobile network>access point names>new APN, and enter the information you just looked up. You may need to restart the phone.
Click to expand...
Click to collapse
But bro in india apn for all networkrs are same...
Like for vodafone its www for 2g/3g, for docomo TATA.DOCOMO.INTERNET.
and here in gujaratnwe dont have 4g yet...
If u say so i try to set new apn and let u know
alokpillai22 said:
I fixed the issue. for some reason, the update messes up the APN settings. To fix this, google the APN settings for your carrier. Make sure that they are the settings for 4g or LTE. Then, on your device, go to settings>data usage>more>mobile network>access point names>new APN, and enter the information you just looked up. You may need to restart the phone.
Click to expand...
Click to collapse
Hi, your solution does not fixes this issue (((

No hotspot on note 9 after U1 firmware flash

I was using straight talk cdma with my unlocked nexus 6p and the hotspot was working great as always, then I get a new "sprint unlocked" note 9 today, flashed it to U1 firmware to get it to work with the same sim that is in my nexus and boom everything is working as expected but I lost hotspot functionality. I can turn it on and it acts like its working but my computer never sees the network. Any Ideas? I've been out of the game for awhile and I didn't know much to start with lol. Any help is much appreciated. This phone is sick, if I just had my hotspot back I would be in business. Ran though the process again with a factory reset but no dice.
Bump. Tried a couple more things with no luck, I wonder why hotspot worked so well with the same setup on the nexus phone but just fell completely off with this one. I have heard that you could lose some carrier functionality when flashing U1 like wifi calling, visual voicemail but I never head anyone mention losing the hotspot. This is one of the few features I would have a hard time living without since I've grown so used to having it. Any suggestions or something to try?
I had this issue when I had a tmobile note 9. Changed the apn type to default,supl,mms and it worked. Not sure if that really did anything but had the exact problem you are having. Maybe manually entering the apn is an answer for you.
Had this problem again after rolling back and doing the official upgrade. In APN Type, put * and save the apn. You will likely have to put in all new APN settings for your carrier. I couldn't edit the automatic one. Once doing this, tethering worked properly!
mtalbert63 said:
Had this problem again after rolling back and doing the official upgrade. In APN Type, put * and save the apn. You will likely have to put in all new APN settings for your carrier. I couldn't edit the automatic one. Once doing this, tethering worked properly!
Click to expand...
Click to collapse
I don't have the option to add a new apn, its grey-ed out and I can't edit the automatic one.

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