No 3G/4G - - Verizon Samsung Galaxy S III

It seems that through flashing CM10 I somehow messed up my data connection, i am not back on a stock image and only receiving 1x speeds even tho i have 4G here at work every single day since i have received my phone.
Anyone think they could help?
Also, my Network is set as "Unknown" I do not have an ERI version, and my PRL is set to 0. I have a MEID and an IMEI tho.

Have you tried using the app "phone info" to change the network you are on LTE/CDMA/evdo or CDMA auto(PRL) , since it sounds like your IMEI is still there
Sent from my SCH-I535 using XDA

NeoMagus said:
Have you tried using the app "phone info" to change the network you are on LTE/CDMA/evdo or CDMA auto(PRL) , since it sounds like your IMEI is still there
Sent from my SCH-I535 using XDA
Click to expand...
Click to collapse
Yes i have, the only way it lets me be on 4G is if i have it set on "LTE only", if its on LTE/CDMA/evdo then it only does the 1x

Have you done the workaround?
http://forum.xda-developers.com/showpost.php?p=29874815&postcount=1
1. Go into system settings->More...-> Mobile Networks -> CDMA Subscription. Change to NV.
2. Hit back button and then click airplane mode button on the menu. Wait for the connection disappear. Then uncheck airplane mode and wait for it to come back and give you an empty triangle for a connection
3. Go back to system settings->More...-> Mobile Networks -> CDMA Subscription. and change to RUIM. Repeat step 2 except you should actually have 3g or 4g now, depending on the build.

flipped cracker said:
Have you done the workaround?
http://forum.xda-developers.com/showpost.php?p=29874815&postcount=1
1. Go into system settings->More...-> Mobile Networks -> CDMA Subscription. Change to NV.
2. Hit back button and then click airplane mode button on the menu. Wait for the connection disappear. Then uncheck airplane mode and wait for it to come back and give you an empty triangle for a connection
3. Go back to system settings->More...-> Mobile Networks -> CDMA Subscription. and change to RUIM. Repeat step 2 except you should actually have 3g or 4g now, depending on the build.
Click to expand...
Click to collapse
Yes i have, still nothing

Once stock: dial this - *2767*3855#. Back up anything you may want on internal SD prior as it will be wiped.
Should fix your issue, hopefully.

Zalithian said:
Once stock: dial this - *2767*3855#. Back up anything you may want on internal SD prior as it will be wiped.
Should fix your issue, hopefully.
Click to expand...
Click to collapse
That did it for me! Thanks so much :highfive:

Related

Can you set to WCDMA preferred?

Issues w/ Preferred Network Type
Sometimes but not always, when i set it to a particular preference, it doesn't stick. Sometimes i do WCDMA only but 1 minute later, i go back in and it's reverted back to GSM/CDMA auto (PRL) default....Anyone having this issue?
There is a different menu that controls the radio on the NS.
I am not sure how you get to it through the dialer.
Download Anycut from the market.
In Anycut Add a new shortcut to "testing" which is under "activity".
Open "testing" and you should be able to to elect the band type. this one does stick
Done.
Testing just brings you to the wireless/networks screen which only has lock to 2g
Sent from my Nexus S using Tapatalk
WCDMA only = 3G. Using a shortcut to Testing instead of *#*#4636#*#* did stick after rebooting. Thanks for the tip clubtech.
whats the difference between:
GSM auto and GSM/CDMA auto? Shouldn't we just have it on GSM since tmobile doesn't have cdma?
unknown.soul said:
WCDMA only = 3G. Using a shortcut to Testing instead of *#*#4636#*#* did stick after rebooting. Thanks for the tip clubtech.
Click to expand...
Click to collapse
Testing just brings me to the network settings screen. What setting did you get to?
hah2110 said:
Testing just brings me to the network settings screen. What setting did you get to?
Click to expand...
Click to collapse
Phone info. In Anycut there is also a shortcut for it. Look in Activities / Phone info.
Anycut works for me...but I noticed that with WCDMA only, sometimes I do get 3G on top, but the bars go from green to grey. I end up reverting to default GSM/CDMA.
If you call *#*#4636#*#*
And go to the Phone Information ...
Can you set the preferred network type to WCDMA preferred?
Because, I cant ...
As soon as I set to WCDMA preferred, closed, and re-check, it will be back to GSM/CDMA auto PRL
Both modes are more or less the same, but auto PRL will prefer EDGA on low signal.
http://forum.xda-developers.com/showthread.php?t=688492
Yes it can. I noticed the same issue when I first got the phone but now on custom rom it stays on the wcdma preferred but still resets after a reboot. Wcdma only stays after reboot.
Ah, you use custom ROM.
But, I am using stock ROM ...
jerrycycle said:
Yes it can. I noticed the same issue when I first got the phone but now on custom rom it stays on the wcdma preferred but still resets after a reboot. Wcdma only stays after reboot.
Click to expand...
Click to collapse
jerrycycle said:
Yes it can. I noticed the same issue when I first got the phone but now on custom rom it stays on the wcdma preferred but still resets after a reboot. Wcdma only stays after reboot.
Click to expand...
Click to collapse
Hey are you still on CM7Alpha2? Coz I am using this and mine can't set to WCDMA preferred permanently, it still reverts to the PRL.
Can't get it to stick on mine either. Stock rooted phone. Tried using anycut as someone else recommended, still won't stick.
Sent from my Nexus S using XDA App
Same here, preferred won't stick, so I just changed it to WCDMA only. You have to reenter your SMSC number after that though.
sonnysekhon said:
Same here, preferred won't stick, so I just changed it to WCDMA only. You have to reenter your SMSC number after that though.
Click to expand...
Click to collapse
i don't need to do that, it works when i set it to WCDMA only, and it stays
I tried to edit the build.prop as discussed in other threads
# Default network type
# 0 => WCDMA Preferred.
# 1 => GSM Only.
ro.telephony.default_network = 1
Click to expand...
Click to collapse
but ro.telephony.default_network wasn't in my build.prop and adding it as a line didn't seem to do anything for me, at least it didn't help with the dropdown in the phone information screen.
derfasaurus said:
I tried to edit the build.prop as discussed in other threads
but ro.telephony.default_network wasn't in my build.prop and adding it as a line didn't seem to do anything for me, at least it didn't help with the dropdown in the phone information screen.
Click to expand...
Click to collapse
Same problem here.........
Did you get any issue updating SMSC?
I spent some times this morning because I accidently changed the SMSC via *#*#4636#*#*
And I could not change it back!
Every time, I got error "Update Error".
No matter what I put there:
+3112345678
+31 12345678
003112345678
3112345678
At the end, I used my old Windows Mobile, and changed the SMSC there.
It works
sonnysekhon said:
Same here, preferred won't stick, so I just changed it to WCDMA only. You have to reenter your SMSC number after that though.
Click to expand...
Click to collapse
The number to enter there is not the phone number. Its a modified version of it, I had to load another sim card fro the same operator and refresh then copy down the number to update it back to my sim card!
Yeah, and that's the problem. In Windows Mobile, I just enter the phone number of the SMSC.
SMSC is usually a phone number.
I checked with my provider (Vodafone NL) and it is a phone number.
If it is not on Android, then I don't know what it is
I read on Nokia (Symbian), the SMSC can be entered as phone number as well.
Probably Android is not using standard format for SMSC? At least on the user interface (to update).
ykphuah said:
The number to enter there is not the phone number. Its a modified version of it, I had to load another sim card fro the same operator and refresh then copy down the number to update it back to my sim card!
Click to expand...
Click to collapse

3G fix for Thunderbolt

LTE is back online, please follow steps at the bottom of this post to get everything back in order.
*If you are in a 4G area it is advisable to make sure you switch to eHRPD to avoid bad hand offs between 4G and 3G as well as allowing simultaneous voice without hiccups. I noticed my GPS was not working last night so it is possible eHRPD settings will affect your gps or it could have just been due to the network issues.
As most are aware both the LTE network and eHPRD are down (a special version of 3G for the Thunderbolt only). To get 3G data back you just need to change your settings back to the normal 3G network. Here are the steps:
Dial ##778# and hit send
A pop-up window named EPST will show up giving you 2 choices: View Mode and Edit Mode. Pick: Edit Mode.
Enter the Password: 000000
Go down to Modem Settings and pick “Rev A“
You’ll want to choose enable and click OK, hit the menu button and then press “Commit Modifications.”
Restart your phone and you should see 3G is working
last step (may not be necessary)
dial *#*#4636#*#* go to phone info, then set preferred network type to CDMA auto (PRL)
I hope this helps anyone that is left in the dark by this outage.
If you are running a non-stock dialer or a rom that included a dialer it may prevent you from entering settings. Flash this zip to go back to stock dialer
http://www.mediafire.com/?9yf09ri4t2mip4z
For those that want instructions for after LTE is back on
These 2 steps will put you back on LTE and then put you back on the correct 3G for the Thunderbolt, when its back up.
dial *#*#4636#*#* to get LTE, go to phone info, set preferred network type to CDMA + LTE EvDo auto
Dial ##778# and hit send
A pop-up window named EPST will show up giving you 2 choices: View Mode and Edit Mode. Pick: Edit Mode.
Enter the Password: 000000
Go down to Modem Settings and pick “Rev A“
You’ll want to choose eHRPD and click OK, hit the menu button and then press “Commit Modifications.”
wakestrong said:
As most are aware both the LTE network and eHPRD are down (a special version of 3G for the Thunderbolt only). To get 3G data back you just need to change your settings back to the normal 3G network. Here are the steps:
Dial ##778# and hit send
A pop-up window named EPST will show up giving you 2 choices: View Mode and Edit Mode. Pick: Edit Mode.
Enter the Password: 000000
Go down to Modem Settings and pick “Rev A“
You’ll want to choose eHRPD and click OK, hit the menu button and then press “Commit Modifications.”
I hope this helps anyone that is left in the dark by this outage.
Click to expand...
Click to collapse
Isn't this selected by default? I changed it to "enabled" let it reboot, and 3G is back on.
By default we are setup for the eHPRD 3G network on the Thunderbolt because it allows faster switching between 4G and 3G. Since both network features are down you have to switch your settings to the 3G network used by all other Verizon phones.
wakestrong said:
As most are aware both the LTE network and eHPRD are down (a special version of 3G for the Thunderbolt only). To get 3G data back you just need to change your settings back to the normal 3G network. Here are the steps:
Dial ##778# and hit send
A pop-up window named EPST will show up giving you 2 choices: View Mode and Edit Mode. Pick: Edit Mode.
Enter the Password: 000000
Go down to Modem Settings and pick “Rev A“
You’ll want to choose eHRPD and click OK, hit the menu button and then press “Commit Modifications.”
I hope this helps anyone that is left in the dark by this outage.
Click to expand...
Click to collapse
eHRPD is the new 3g in thunderbolt I believe you need to select enable.
wakestrong said:
By default we are setup for the eHPRD 3G network on the Thunderbolt because it allows faster switching between 4G and 3G. Since both network features are down you have to switch your settings to the 3G network used by all other Verizon phones.
Click to expand...
Click to collapse
so select enabled then correct?
wakestrong said:
By default we are setup for the eHPRD 3G network on the Thunderbolt because it allows faster switching between 4G and 3G. Since both network features are down you have to switch your settings to the 3G network used by all other Verizon phones.
Click to expand...
Click to collapse
yea but in your instructions you said select eHPRD, which is already selected.
Yes enable, sorry I was too fast in typing out my instructions and goofed
one more step guys, if you are on auto cdma/lte settings, you might have to go in to
*#*#4636#*#* and select phone info and then select EVDO only to get 3g under preffered network settings.
It would be nice if you could add this to OP wakestrong. I think people in 4g area have cdma/lte auto option enabled so in the phone settings the phone is still trying to pick up the older cdma.
So this has worked for everyone? I tried this earlier with no luck and just did it again with no luck either :/
Nate14 said:
So this has worked for everyone? I tried this earlier with no luck and just did it again with no luck either :/
Click to expand...
Click to collapse
No luck for me either. Im good tho. Im home and will be off and home tomorrow so I'll just use wifi until they fix it.
Nate14 said:
So this has worked for everyone? I tried this earlier with no luck and just did it again with no luck either :/
Click to expand...
Click to collapse
Look post above. You might have cdma/lte auto enabled under phone info menu so it is still searching for 4g and older 3g.
ITS NKD man Not NDK, lol.
nkd said:
Look post above. You might have cdma/lte auto enabled under phone info menu so it is still searching for 4g and older 3g.
Click to expand...
Click to collapse
Just saw, thanks for the tip.
Nate14 said:
Just saw, thanks for the tip.
Click to expand...
Click to collapse
technically if you would have waited it would have eventually gone to 3g but might have taken a while, but that option is just an easy way of doing it.
thanks for the tip
nkd said:
ITS NKD man Not NDK, lol.
Click to expand...
Click to collapse
lol, you gotta pick on the dyslexic guy huh?
JK
wakestrong said:
lol, you gotta pick on the dyslexic guy huh?
JK
Click to expand...
Click to collapse
I cry if someone messes up my screenname, lol.
wakestrong said:
As most are aware both the LTE network and eHPRD are down (a special version of 3G for the Thunderbolt only). To get 3G data back you just need to change your settings back to the normal 3G network. Here are the steps:
Dial ##778# and hit send
A pop-up window named EPST will show up giving you 2 choices: View Mode and Edit Mode. Pick: Edit Mode.
Enter the Password: 000000
Go down to Modem Settings and pick “Rev A“
You’ll want to choose enable and click OK, hit the menu button and then press “Commit Modifications.”
I hope this helps anyone that is left in the dark by this outage.
edit 2 suggested by NKD: one more step guys, if you are on auto cdma/lte settings, you might have to go in to
*#*#4636#*#* and select EVDO only to get 3g.
My thunderbolt worked on auto cdma/lte but this may cause less conflict.
Click to expand...
Click to collapse
Thanks a million! It worked. Good night, I was on 1x ever since I flashed the stock rom. I thought for a while it was an error on my part. Talk about bad timing.
I love all the nifty little tricks we find on the internet
Thanks OP.
First the PSN is down for a few days, and now Verizon's new network. Wth?
raider3bravo said:
Thanks a million! It worked. Good night, I was on 1x ever since I flashed the stock rom. I thought for a while it was an error on my part. Talk about bad timing.
Click to expand...
Click to collapse
Yea I could see how that would be a stressful situation. Glad it worked out for you.

4g back but no 3g?

I always use CDMA auto (PRL) for basic use and 4g for teathering......only getting 1x still
Yeah same here. At home I have 4G but but at work I use 3G but its been in and out all morning, switching to no data, 1x back to 3G. Most of the time its going from 1x to no data T_T
Sent from my ADR6400L using XDA App
There is a bulletin on this.
dial ##778 SEND, then under the first EPST menu select EDIT MODE
enter 000000, press ok
go Modem settings, SELECT Rev A, select enable,select OK,
press MENU icon and COMMIT MODIFICATIONS
3g will be in in 15-30 sec
This also fixes the no data problem sometimes.
zx12dak said:
There is a bulletin on this.
dial ##778 SEND, then under the first EPST menu select EDIT MODE
enter 000000, press ok
go Modem settings, SELECT Rev A, select enable,select OK,
press MENU icon and COMMIT MODIFICATIONS
3g will be in in 15-30 sec
This also fixes the no data problem sometimes.
Click to expand...
Click to collapse
This is always the first thing I try.
Sent from my ADR6400L using XDA App
They are changing how 3g and 4g handoff to each other. Its still being worked on in certain areas. Im in ny, and they now finally switch back and forth seamlessly. Give it time. Its still being worked on.

No 3g signal

I'm on bamf soab 1.03 and I dont think anyone else is habing this problem but I'm wondering if anyone knows how to fix this issue. When I get 4g signal the phone will use it but won't use 3g. It drops out of 4g and then just stays without data. So basically its only using 4g or else its just not connecting to 3g. There is no data problem in my area because people I live with are getting 3g just fine....any ideas?
Menu > Settings > Wireless & Networks > Radio Info > Change LTE only to CDMA/LTE mode
if you don't have the radio info option there, download LTE toggle from the market and do the last step.
heh. i tried out the new 1.03 and market just kept crashing on me(even after force stopping/clearing data) and uninstalling updates. so i just thought "to hell with it" and switched back over to shiftao3p
No such setting as LTE only. And my phone has always been on LTE/cdma so its not that I already checked that. I'm not a noob user.
do you have EHRPD on under modem settings in ##778? It should be. Past that I sometimes reset if it has issues locking on to one and that will resolve. That's all for my ideas, though I'm still on SOAB 1.02
johnchad14 said:
do you have EHRPD on under modem settings in ##778? It should be. Past that I sometimes reset if it has issues locking on to one and that will resolve. That's all for my ideas, though I'm still on SOAB 1.02
Click to expand...
Click to collapse
This is what i was going to suggest. Here's some information that might be helpful. I've found that with the network testing and stuff the past few weeks in my area, sometimes revision a enabled is better, sometimes eHRDP works better. Try switching revision A and see what it does.
Try dialing ##778# on your phone, hit call if you need to.
Choose edit mode
Password is 000000 (six zeros)
Choose modem settings, go down to revision A, and change from e HRDP to "enabled"
Press menu and commit modifications, phone will reboot.
After it settles you may need to go to *#*#4636#*#* and choose phone info then change your preferred network settings to get a solid signal.
Sent from my ADR6400L using xda premium
I was messing with it last night and seems that the issue is fixed if it happens again ill follow those steps. I'm a pretty advanced user but I'm not so familiar with those settings so thanks for the help
Sent from my ADR6400L using XDA App
I'm running a version of 2.11.605.3, de-bloated and rooted.
I lost 3G on October 21st. I would either get 4G, or nothing. On occassion, I would get 1x. Selecting CDMA only gives me NO data
If I change the REV-A option under the ##778# menu from EHRPD to enabled, the 3G comes back and the toggling between 3G and 4G works fine.
Switch back to EHRPD and 3G goes away. Seems like the problem is with EHRPD. I don't know why all of a sudden it stopped working correctly and I don't have enough tech skills to identify the possible cause.
VZW has had trouble with their Data network the last two weeks, could be a VZW problem. I have not had any 3G problems on my phone and I am running SoaB v1.03 on my phone.
Sent from my Galaxy Tab 10.1

[Q] Network preferred type

Hello,
I have a Moto G with Android 4.3 and i want to change the network type preferred, but i didnt found this option, i always used the command *#*#4636#*#* and change to "WCDMA Only" in my old phone (Samsung galaxy y duos, Android 2.3.6).
My data acess always oscillates between 2g and 3g, there is other way to force connection only at 3g ?
Thank you guys
I also wanna know that
Sent from my Moto G using Tapatalk
"WCDMA Only" should force it to be 3g only. That's on every phone I've had, and it works.
Sent from my Nexus 4 using Tapatalk
pnut22r said:
"WCDMA Only" should force it to be 3g only. That's on every phone I've had, and it works.
Sent from my Nexus 4 using Tapatalk
Click to expand...
Click to collapse
Ok but what we are trying to figure out it's where we can find this option
Sent from my Moto G using Tapatalk
Try this https://play.google.com/store/apps/details?id=de.mangelow.network
Sent from my Nexus 4 using Tapatalk
pnut22r said:
Try this https://play.google.com/store/apps/details?id=de.mangelow.network
Sent from my Nexus 4 using Tapatalk
Click to expand...
Click to collapse
I tried. I downloaded but I don't know where to go in this app. I can't find the options or the menu to change to wcdma only. Can you please do a dummy tutorial for me?
Seriously I've stared this app for hours and still no clue
Sent from my Moto G using Tapatalk
Oh, when you open the app, it's supposed to take you to the menu that you were taking about.
Look and I'm the general or q&a thread, there is another topic about this. Some people are saying theirs are locked from this menu unless they do something else. If I find a link, I'll send it over
Sent from my Nexus 4 using Tapatalk
pnut22r said:
Oh, when you open the app, it's supposed to take you to the menu that you were taking about.
Look and I'm the general or q&a thread, there is another topic about this. Some people are saying theirs are locked from this menu unless they do something else. If I find a link, I'll send it over
Sent from my Nexus 4 using Tapatalk
Click to expand...
Click to collapse
Thanks. I'll appreciate it
Sent from my Moto G using Tapatalk
Allewar said:
I tried. I downloaded but I don't know where to go in this app. I can't find the options or the menu to change to wcdma only. Can you please do a dummy tutorial for me?
Seriously I've stared this app for hours and still no clue
Sent from my Moto G using Tapatalk
Click to expand...
Click to collapse
Seriously!?
Have you tried to see each option of the app?
I'm gonna try to help you: open the app, there's a menu. The first option should be "Phone Information", tap that.
So you have a lot of information about the radio, your chip, phone number, your provider, cellphone network and more...
Look for the option like "Set prefered network type" (or something like that. I'm trying to imagine how it's written in English, once here I use it in portuguese).
That option is a combobox with a lot of other options to choose. Always use:
"GSM only" (forces to use 2G, saves battery, you can also use that from Android Config Menu)
"WCDMA only" (forces to use 3G, speed up connection, but drains battery)
And "WCDMA prefered" (the phone always try to connect to 3G, but when it's not possible, it gets 2G).
The default option should be "GSM auto (PRL)". Similar to WCDMA prefered, but read this the see difference:
http://forum.xda-developers.com/showpost.php?p=6591742&postcount=2
Be very careful with the other options. CDMA is very different from WCDMA.
CDMA is a different 2G modulation and it's not compatible with GSM neither Moto G.
EvDO is used only in some countries and providers, google to learn about it.
And LTE is 4G connection. I don't know if Moto G radio support that.
Remember: try it in you own risk! I'm not responsable for any connection problems you get. And try not to change nor tap any other option in that menu.
I'm using this app here with any trouble.
Ok, I see this menu, I select my network preferred type but nothing happens...
Am I supposed to do something after select the network type I want?
I mean, the Phone is still changing to 2g...
I'm so frustrated with not being able to force wcdma =/
Problem solved.
Download and install Phone testing from play store.
Thank you guys =]
oogait said:
Problem solved.
Download and install Phone testing from play store.
Thank you guys =]
Click to expand...
Click to collapse
How is that I am the only one unable to make it work. I must be very dumb ....
Sent from my Moto G using Tapatalk
Allewar said:
How is that I am the only one unable to make it work. I must be very dumb ....
Sent from my Moto G using Tapatalk
Click to expand...
Click to collapse
I am on the same boat. The change I made in (*#*#4636#*#*) - WCDMA prefered - won't save. After each reboot/restart it goes back to GSM PRL.
My G isn't rooted or modified in any way, out of box state with few 3rd party apps.
Maybe is related to APN?
Network mode
HI Friends,
I like to use network preferred mode AUTO (3g/2g),
but from mobile network -> network mode there are only
two option that we can select either "2G" or "3G".
Some days back at first time when I opend this menu
neither of "2G" or "3G" was selected so It was working fine
with by defualt in auto mode.
But once I have selected this option now It is not possible to unselect both
2G as well as 3G and put phone back to auto network select mode.
Can anybody has work around for this.
I tried "Network" app as suggested but not useful for me.
hardikparty said:
HI Friends,
I like to use network preferred mode AUTO (3g/2g),
but from mobile network -> network mode there are only
two option that we can select either "2G" or "3G".
Some days back at first time when I opend this menu
neither of "2G" or "3G" was selected so It was working fine
with by defualt in auto mode.
But once I have selected this option now It is not possible to unselect both
2G as well as 3G and put phone back to auto network select mode.
Can anybody has work around for this.
I tried "Network" app as suggested but not useful for me.
Click to expand...
Click to collapse
Download phone testing by diewlandon playstore open app then go phone setting
hardikparty said:
HI Friends,
I like to use network preferred mode AUTO (3g/2g),
but from mobile network -> network mode there are only
two option that we can select either "2G" or "3G".
Some days back at first time when I opend this menu
neither of "2G" or "3G" was selected so It was working fine
with by defualt in auto mode.
But once I have selected this option now It is not possible to unselect both
2G as well as 3G and put phone back to auto network select mode.
Can anybody has work around for this.
I tried "Network" app as suggested but not useful for me.
Click to expand...
Click to collapse
In Settings > Apps you can reset app preferences which deselects 2g and 3g, but not sure it makes any difference. You lose any preferences you set for apps...
Thank You
serophia said:
Download phone testing by diewlandon playstore open app then go phone setting
Click to expand...
Click to collapse
Thank you very much !!! It is working with me !!!!

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