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This is starting to bug me..... for no reason the 4g connection and even when I turn off the mobile network, wait a few minutes and turn it back on, it still wont work until I reboot the phone. Sometimes rebooting it doesn't work and I have to pull the battery.
Anyone know whats causing this? When this is happening I see the ^ arrow on the 4g connection lit up like a christmas tree but nothing is uploading and theres no data connection....... HELP!
Mine dropped Last night for the first time. When I first got the phone it flip from 3g to 4g at my job. Last night finally went dead. I rebooted and still no network. Then I used the new LTE switch to keep it @3g only. It worked.
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reg83ny said:
Mine dropped Last night for the first time. When I first got the phone it flip from 3g to 4g at my job. Last night finally went dead. I rebooted and still no network. Then I used the new LTE switch to keep it @3g only. It worked.
Sent from my ADR6400L using XDA Premium App
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Where do you get the LTE switch?
I have seen it step down to 3g and back up to 4g LTE but its just sometimes 4g just chokes for no reason......
Surprise u didn't hear about it. Its a free app. If it was a paid app it would sell like hot bread. Check the market. I can't post a link yet since I'm brand new to the site
Sent from my ADR6400L using XDA Premium App
same issue with mine in Denver
You also go to your dialer and type in *#*#4636#*#* to get to the menu.
same issue here Philadelphia sub
when i bought the phone, it is very easy to get 4G in my home and work
and recently, I only can get 3G in home and 1x in work.
and it is not stable, very easy to drop.
Yea sometimes 4g just hangs and it wont step down to 3g...... forcing me to reboot or hard reset .....
stoneskin2 said:
same issue here Philadelphia sub
when i bought the phone, it is very easy to get 4G in my home and work
and recently, I only can get 3G in home and 1x in work.
and it is not stable, very easy to drop.
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Hey Stoneskin,
I live in Hawaii and I have the very same issue as well. I picked up 4g easily in the "so called" extended 4g coverage region when I first got the TB. Then about the middle of last week, poof, no more 4g except for in the true 4g areas. My thought is because so many people were having 4g connectivity issues in these extended area, VZW simply stopped allowing it as a troubleshooting measure that apparently is still going on. I brought this up to VZW tech support and they were clueless as usual. I also posted in the VZW Community Forum hoping to get an answer, but none thus far.
you could try dialing ##778# and pressing send, select edit mode, password is 000000 and then under modem settings change it to rev A. then press the menu button to save and reboot. it has helped me out in the El paso area. friend showed it to me the other day Far as i can tell is that it disables the new network that allows voice and data at the same time since that's the only difference i have noticed other than not loosing my connection anymore. I just a heads up this does not work on the latest version of virus rom RC1B3 sensless but did with previous version and several other roms i had tried
thetwiztidfreak said:
you could try dialing ##778# and pressing send, select edit mode, password is 000000 and then under modem settings change it to rev A. then press the menu button to save and reboot. it has helped me out in the El paso area. friend showed it to me the other day Far as i can tell is that it disables the new network that allows voice and data at the same time since that's the only difference i have noticed other than not loosing my connection anymore. I just a heads up this does not work on the latest version of virus rom RC1B3 sensless but did with previous version and several other roms i had tried
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Thanks for the tip, but it didn't work. VZW must have changed something to where extended coverage area no longer get 4g. Only those in true 4g areas. I really think this has a lot to do with the folks experiencing the constant drop 4g issues. They must have rationalized that if the extended area for 4g is not up to par and forcing 3g would be better. Only way I can explain it. From consistent 4g to only 3g. I sure miss the speeds.
Replicated this on 2 different Infuse 4G using 2 different SIM cards.
I notice that about 50% of the time when I come out of airplane mode, the data connectivity on the phone is gone. The only way I've been able to figure out how to restore it is to go into APN, open the apn settings page, then press save, and that seems to restore it.. yeah, annoying a little? hehe
The other time I notice it, while less frequently, is when I am out of coverage, ie an elevator or sub-teranian environment (hehe, I like that word better than basement), and then I return to coverage. turning airplane mode on then off doesn't restore it like many issues, nor does a complete reboot of the phone, so it's really strange. the only way I've been able to solve it is to go in and tap the apn settings then resave them, which obviously isn't the ideal way to resolve it.
Anyone else having this issue? I have replicated it on the 2 Samsung Infuse 4G devices I have, and they were both setup independently.
I flew the day after I got my Infuse and four days after I returned home on the next flight...No problems with airplane mode. Just playing around with it now, I'm still not encountering any issues.
I do have occasional issues that require me to enable/disable Wi-Fi...it'll only hop wi-fi spots once or twice, then I have to enable/disable wifi to get it to hop on a new one. Won't scan properly.
coopas said:
I flew the day after I got my Infuse and four days after I returned home on the next flight...No problems with airplane mode. Just playing around with it now, I'm still not encountering any issues.
I do have occasional issues that require me to enable/disable Wi-Fi...it'll only hop wi-fi spots once or twice, then I have to enable/disable wifi to get it to hop on a new one. Won't scan properly.
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Are you AT&T? I'm wondering if it's something AT&T is doing to the phone then. I'm using an MVNO of ATT's sim card, so the apn that was on the phone originally was deleted and I replaced it with the new APN info.
Yes, I'm on AT&T directly (using an ancient Cingular 3G SIM)... obviously, I didn't have to change any of the APN info as a result.
coopas said:
Yes, I'm on AT&T directly (using an ancient Cingular 3G SIM)... obviously, I didn't have to change any of the APN info as a result.
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I just tried my Tru Mobile (It's a global roaming voice\data sim). I changed the APN and it's doing the same thing. Bugger.
Would AT&T really script the phone to try and hassle someone for using another sim in the phone? Weird. Hopefully when a flashable ROM comes out it'll solve this issue as I never had it when using CM7 on my Inspire 4G, nor Aria, nor Captivate.
I always assume incompetence over malicious intent.
Sent from my SAMSUNG-SGH-I997 using Tapatalk
coopas said:
I always assume incompetence over malicious intent.
Sent from my SAMSUNG-SGH-I997 using Tapatalk
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HAHA, that's funny. I always forget it's AT&T we're talking about.
I know this is an old thread, bu this happens to me too. I'm running Infused 1.6 and the same thing happens to me. Into and out of airplane mode I can receive but not send text messages. Or if I travel through an area where there is no connectivity then I receive but can't send text messages.
My fix is to restore the backup data for "[SMS/MMS Prefs Messaging 2.2.1]" using Titanium Backup.
Seems more like an issue with your sim cards than the phone.
hi has anyonr else eperiance this same issue. whenever I go to an area that has little signal or turn the wifi off and on my phone resets to 3g. I have to keep going into the apn settings and change it from EHRPD to 4GLTE and then restart my phone. I cant change any of the settings oe delete extra APN's so I posted a screenshot and im hoping someone can help me out. Thanks
Sent from my SCH-I535 using xda app-developers app
plasmasnakeusa said:
hi has anyonr else eperiance this same issue. whenever I go to an area that has little signal or turn the wifi off and on my phone resets to 3g. I have to keep going into the apn settings and change it from EHRPD to 4GLTE and then restart my phone. I cant change any of the settings oe delete extra APN's so I posted a screenshot and im hoping someone can help me out. Thanks
Sent from my SCH-I535 using xda app-developers app
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not that it helps much, but this is an issue seeming to affect alot of us. I havent been able to correct it yet however. If I find anything out I'll post it.
Just put on airplane mode and turn it back off. Boom your done.
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Is that an app you use to change those settings or is that buried somewhere?
Sent from my SCH-I535 using xda app-developers app
I just checked as I haven't seen it yet either. Settings, More settings, mobile network, access point names
Kind of cool. Mine showed the first option chosen but it hope between 3G and 4G as usual. Choosing LTE made no difference for me. I have virtually no 4g signal where I love
Sent from my SCH-I535
xceebeex said:
Is that an app you use to change those settings or is that buried somewhere?
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Airplane mode is a feature of the phone and turns off all radios. You can hold the power button and choose airplane mode or use the quick toggle in the notification window. Since it sounds like you may be in an area with weak 4G, you can also use an app called Phone Info to set it to CDMA auto (PRL) under Device Information. You can also change it back to LTE/CDMA/EvDO if you want it to switch as normal.
With the Verizon S3, is there the need to do *228 (or *22899) ? I did this every so often on my old HTC Incredible.
frankybeenz said:
With the Verizon S3, is there the need to do *228 (or *22899) ? I did this every so often on my old HTC Incredible.
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Doesn't work on LTE devices. A reboot essentially does the same thing. Some have recommended pulling the battery with the phone on, removing the sim card for about 30sec and then putting everything back in.
Thanks, I know what airplane mode is, wasn't sure where the APN setting was. I will look in to phone info though.
Sent from my SCH-I535 using xda app-developers app
Are you guys also experiencing the "No Sim Card" and "No Network Connection" issues?
Or is this an entirely different issue?
When this phone goes to 3g, it does seem extra bad on how long it takes to switch back to 4g. i have areas where i live where it goes to 3g when going in between hill (less than a 50 foot stretch) and it will not go back to 4g for over 10 minutes if i dont manually do it. Not to mention my LTE never goes above 10 mbps on the best days
Somewhat related...If you use Anycut to create a shortcut to IOTHiddenMenu, enter the ##DATA# Menu, edit. Under "Advanced", there is an LTE toggle, under "Other" > "HDR/1X" you can set the phone mode, and then under "Other" > "LTE APN Settings" you can somewhat modify the APN settings, reset and discard. If it asks for a password, it's 000000.
I gave these a try. I'm trying to find a way for my phone to favor 4G when there's a 4G signal, no matter how weak.
Yesterday I did a test, 3G with 3 bars vs 4G with 0 to 1 and 4G had consistently faster download speeds and shorter ping times. The upload varied from similar to 3G to slower.
Sent from my SCH-I535
Josolanes said:
I gave these a try. I'm trying to find a way for my phone to favor 4G when there's a 4G signal, no matter how weak.
Yesterday I did a test, 3G with 3 bars vs 4G with 0 to 1 and 4G had consistently faster download speeds and shorter ping times. The upload varied from similar to 3G to slower.
Sent from my SCH-I535
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probably easier said than done. The phone info app can force LTE but you lose voice and text.
Ya I found that out yesterday when testing speeds. I went to send a text then make a call and no luck
Otherwise 4G service where I live could be excellent at one spot then a mile away no service. If I had excellent 4G consistently I'd consider GoSMS which I believe has the option for data text and also a separate VoIP app
Ah well hopefully something will be figured out eventually. With a strong 4G signal 4G is considerably faster and more consistent than my 20mbps home broadband
Sent from my SCH-I535
send it back
I've had similar issues with my network. I had no 4G in 4G areas, but mainly my wifi would disconnect randomly and 3G also dropped to 1X a lot. I ended up having to send it back and get another one. So far no issues. Also the new ones have an "Updated" sticker on them. I think it was just a software update they applied, but I never got the OTA on my old phone.
lefos123 said:
I've had similar issues with my network. I had no 4G in 4G areas, but mainly my wifi would disconnect randomly and 3G also dropped to 1X a lot. I ended up having to send it back and get another one. So far no issues. Also the new ones have an "Updated" sticker on them. I think it was just a software update they applied, but I never got the OTA on my old phone.
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Your new phone came with an already updated firmware version I535VRALG1 instead of the original version I535VRALF2.
lefos123 said:
I've had similar issues with my network. I had no 4G in 4G areas, but mainly my wifi would disconnect randomly and 3G also dropped to 1X a lot. I ended up having to send it back and get another one. So far no issues. Also the new ones have an "Updated" sticker on them. I think it was just a software update they applied, but I never got the OTA on my old phone.
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I'm having the same issue with my second replacement phone... My first one was replaced for an entirely different issue (loose home button).
Did you get the "No Sim Card" notification and "No Network Connection" message?
I think I might have to return this one as well...
PJnc284 said:
probably easier said than done. The phone info app can force LTE but you lose voice and text.
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Not sure if anyone will have the same luck I have with the "Phone Info" app, but with it I was able to get my 4g service back and my phone is functioning normally again. Just open the app, select Device Information and scroll down to "Set preferred network type" and select "LTE/CDMA/EvDo" then get out of the app.. 4g should return shortly there after. When I looked at it, my device was set to "GSM/CDMA auto (PRL)"
Hey guys,
For the past month, I have been fighting reception issues at my house, which isn't in the best of locations for cell service. With 3G/LTE enabled, I would get 2-3 bars and then the signal would disappear and stay that way. I used to be able to move the phone an inch in one direction and the signal would change. Then, the phone started developing an issue where it would drop the signal and not even try and pick it back up again until I cycled the airplane mode. It got so bad that I would cycle it and 10+ messages and voicemails would come flooding in and then the connection would drop again.
Well, I've played with multiple roms and am now on CM10.2 for a overall stable platform. I've tried just about every APN setting there is out there, and just last night I stumbled on a little trick. Normally when changing network modes, the change doesn't stick, and I have heard of this being common. Well, somewhere on the net, a guy mentioned to go under "Settings > Wireless & Networks (more...) > Mobile Networks > Network Operators and select AT&T when it shows up, then try and change Network Mode. Well, that worked great and now I have a very reliable EDGE connection through-out my house (4-5 bars). Even the connect to 2G only toggle works as well. At this point, I definitely prefer leaving it like this, since I get a very reliable connection and it looks like possible better battery life as well.
My question is, why does it do this? Is there a bug in the switching part of the network mode selection? I'm definitely ignorant to how that side works and any information for the subject would be fantastic at this point. It would be nice to have EDGE be a priority at my house, but out and about where 3G/LTE is available for the phone to properly pick it up. Are there external apps that help control such switching? Thanks!
What radio are you currently using?
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holeindalip said:
What radio are you currently using?
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Currently using UCMC1.
Hello there,
I will try and explain this in the most detail I can.
I own a nexus 5 32gb phone, my wife owns a 16gb nexus 5. I was on prepaid service for the last 2 years with a company that did not offer LTE. I have switched to FIDO and they do have LTE. Her phone works great, texts send/recieve, mms, data all works as it should. My phone does not. it connects then shows LTE but cant do anything not even phone calls, sometimes a reboot works for a time other times not at all.
In comparing the 2 I realized I may have changed something long ago on mine and that is why it wont work right. If I go to the hidden settings page on both phones the difference I notice is that her phone shows ping google.com and mine shows ping google.co.uk.
For some reason I remember changing something that perhaps had to do with the radio way back to boost my service at the time. I have no idea how to change this back as the efs shows the uk ping. I assume this is why I cant have a proper working phone but maybe someone can work that out.
FYI, I have flashed every google version I could find and the same thing happens, tried flashing radios same thing. select USA band in hidden 4636 menu and it wont stay on data.
I am at a standstill now and need help. I hope this explains the problem and someone who knows can help me.
If I put my sim in wife phone it works as it should with no problems, I tired my sim in a phone at FIDO store and it works exactly like it should too so I know it is the phone.
I know the efs is specific for every device and there is no one size fits all for it, but is there a way to return it to true default? If not is there a way to rebuild it?
My phone at the moment is causing me grief I hope the community can figure this one out. I am willing to try anything at all, custom roms, efs wipe whatever makes this work
I have done wiping, roms etc before, it's been awhile but I am ok with doing any procedure you recommend
Thank you for your time, if you need more info, screenshots, etc let me know
data, signal, calls, sms wont stay on, loose signal all over
I think you might have messed with your apn. Go to settings, wireless and networks, more, cellular network settings, access point names. Make sure what's in there is setup the same as your wife's phone.
Sent from my Nexus 9 using XDA Free mobile app
jd1639 said:
I think you might have messed with your apn. Go to settings, wireless and networks, more, cellular network settings, access point names. Make sure what's in there is setup the same as your wife's phone.
Sent from my Nexus 9 using XDA Free mobile app
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APN is fine, same as hers. Actually not now since i changed to 3g. But in testing the LTE it was the same
I have reverted to 3G and data seems better, at least stable. Getting lots of service drops though and sms are delayed sometimes dont come at all
jd1639 said:
I think you might have messed with your apn. Go to settings, wireless and networks, more, cellular network settings, access point names. Make sure what's in there is setup the same as your wife's phone.
Sent from my Nexus 9 using XDA Free mobile app
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FIXED! After 2 months of trying to figure this out it dawned on me. When prying the volume side of the back cover to fix my chargin port I must have inadvertently dislodged the black cable from the motherboard up top. upon first look it seems to be in place, upon further light inspection I could see it was not all the way on. Reconected it and BOOM full signal, full LTE and no other issues!!
I am so happy, lets party!