Phone dropping signal to 1x constantly - Samsung Galaxy S8+ Questions & Answers

Hey all, looking to see if anyone has experienced this or knows a fix.
My phone drops from 4g to 1x/3g no matter where I am. I have tried every reset and even got a replacement but nothing changed.
When I rooted with sampwnd this issue was slightly relived (can hold 4g for longer) but it still happens.
Any ideas?

sounds like the wrong radio modem

BumpinPanda said:
Hey all, looking to see if anyone has experienced this or knows a fix.
My phone drops from 4g to 1x/3g no matter where I am. I have tried every reset and even got a replacement but nothing changed.
When I rooted with sampwnd this issue was slightly relived (can hold 4g for longer) but it still happens.
Any ideas?
Click to expand...
Click to collapse
Here I am having trouble with 2g frequency my phone is connecting to 4g and 3g without any issue same as compared to last year but 2g it's receiving less signal ?..

pltctytc said:
sounds like the wrong radio modem
Click to expand...
Click to collapse
This can happen on a 100% stock phone, twice?

No.
Our phone is water profited or shield this makes the signal quality poor compared to non-standard phones

Have you used another SIM card with this phone? I mean, I might sound stupid, but maybe this is a SIM issue and your device is working fine.

Related

[Q] Frustrating rom problem HELP!!!

Almost every rom I flash ends up having the same problem: I randomly lose signal. Not the crossed out icon, but rather just no bars. This happens while sitting still and there does not seem to be any pattern to it. Some roms it would happen overnight, others it happens during the day. Some roms I can toggle airplane mode on and off to fix it, while others I need to reboot. I always end up back on stock roms because the issue renders all custom roms unusable. Does anyone know what I can do?
silvertag said:
Have you tried going stock and see if the issue arise?
Did you try to go 2G only and see if your signal holds?
It could be a bad 3G signal and your phone is dropping in/out to boost your signal. you could be between two towers and your phone jumps from one to another because of low signal. Could be a bad antenna if the problem persist under stock and 2G only. There are alot of things that can cause this issue and the phone itself can be the source. You have to factor out every possibility to narrow it down.
Click to expand...
Click to collapse
I'm switching to 2g only and we'll see if it holds. I'll know in a few hours.
I would be surprised if it has to do with towers, it isn't something that happens exclusively in low signal areas.
At work I have full HSUPA+ signal and it still happens, at home I barely get 3g signal and it happens there.
It happens at my girlfriend's house too and there is moderate to high HSUPA+ signal.
The problem DOES NOT persist with stock roms.
DOES NOT lose signal when data is disabled
******************UPDATE***************
even when locked to 2g only, it still loses signal.
Seems to be a hardware issue. I had the same problem on my last phone (a LG-VU) and I red-necked it and stuck a small piece of wire in the phone's antenna. It worked surprisingly and I had no problems with it for the remainer of my contract. But before going to those extremes, I would flash back to stock gingerbread, and try several different ROMs and Modems.
Sent from my I897
McSpammer5 said:
Seems to be a hardware issue... But before going to those extremes, I would flash back to stock gingerbread, and try several different ROMs and Modems.
Click to expand...
Click to collapse
scrubinator said:
I always end up back on stock roms because the issue renders all custom roms unusable...
The problem DOES NOT persist with stock roms.
Click to expand...
Click to collapse
..............
HAve you tried falshing different modems???????
You might have a bad sim card. My phone was doing that last summer, and then one day I couldn't get a signal at all. Rebooting would fix it but only momentarily. I hit up an AT&T store on my lunch the next day and got my sim card swapped and lo and behold, no more problems. LOL I remember I was trying to hide my Cognition boot screen from the tech as my phone was still under warrenty at the time.

Grey Signal Bar.. In Need of Clarification

i recently updated to 4.0.4 thinking (hoping) this would fix the problem but it has happened twice since... doesn't feel like it is happening as often but i can't sit there and stare at the bars all day either... my preferred network mode is always on cdma... NOT lte/cdma even though i frequently travel to 4g area...
more info:
in our house (non 4g area) my phone sitting next to my gfs rezound she will have 3 bars i will have zero to one but can make clear calls with no problems...
also, is there a program that monitors when we lose data signal so when i go into vzn i can show them the problem... the chances of going in there and showing them grey bars would be slim since it's random
i need some clarification... i see people talk about radio updates and low signal strength... was 4.0.4 supposed to fix this problem or is this a hardware problem and i need to exchange my phone...
there is some talk about bad batches... phones put together in china or korea... has anyone actually clarified this... my phone was manufactured in korea
Grey signar bar indicates that you dont have a connection to Google's servers.
Ok. Why does it go in and out? Is it typical? Is it a nexus problem?
Pretty sure when my phone goes out my gfs phone is fine.
Way to be informative.
Realistpm said:
Ok. Why does it go in and out? Is it typical? Is it a nexus problem?
Pretty sure when my phone goes out my gfs phone is fine.
Way to be informative.
Click to expand...
Click to collapse
I'm fairly sure it isn't constricted to the GNex as I have an HD2 on CM9 with the same 'issue'. However, I've always thought it's in some way related to background data. When this is disabled, the bar is grey, and when it's enabled it's cyan.
So, again, to clarify... Everyone with a gnex is supposed to have this problem and the 4.0.4 isnt going to fix it?
someone mentioned replacing sim card... has anyone else replaced their sim card to fix this problem

Intermittent connectivity issues

Every so often my M8 will basically become disconnected from the network. This NORMALLY appears when I'm in a low coverage zone, and it's as if my phone just doesn't want to reconnect when I get back into a higher coverage area.
For instance at my gym, I frequently get a weak signal, but it's usually 4G. Sometimes it'll drop to 3G, and then sometimes when I get back into an area of the gym that has 4G coverage my phone will say it's still on 3G. However, there's actually no connectivity at all, and I need to either reboot or toggle airplane mode to get a connection again.
Sometimes (at least 2-3 times in the last week) it happened while, at least to the best of my knowledge, I was in a 4G area (though with weak coverage) the entire time. Again I fixed it each time by toggling airplane.
Has anyone else seen an issue like this? It's frustrating as hell. And more importantly has anyone heard of a fix for this?
sfreemanoh said:
Every so often my M8 will basically become disconnected from the network. This NORMALLY appears when I'm in a low coverage zone, and it's as if my phone just doesn't want to reconnect when I get back into a higher coverage area.
For instance at my gym, I frequently get a weak signal, but it's usually 4G. Sometimes it'll drop to 3G, and then sometimes when I get back into an area of the gym that has 4G coverage my phone will say it's still on 3G. However, there's actually no connectivity at all, and I need to either reboot or toggle airplane mode to get a connection again.
Sometimes (at least 2-3 times in the last week) it happened while, at least to the best of my knowledge, I was in a 4G area (though with weak coverage) the entire time. Again I fixed it each time by toggling airplane.
Has anyone else seen an issue like this? It's frustrating as hell. And more importantly has anyone heard of a fix for this?
Click to expand...
Click to collapse
Yep, actually I had a thread about this a while back; I tried just about everything (other ROMs, new sim cards, factory resets, the whole shebang) and my only solution so far (if you intend on keeping your current phone) is to completely unroot my phone, along with removing all root-related applications (namely Xposed). It still happens from time to time, but a lot less frequently then when rooted and running Xposed modules. I have a new phone coming in today from Verizon, so hopefully that unit will not have any of these issues... I still am not entirely sure what causes it, though it is definitely exacerbated by Xposed. Hopefully some of this helps? If you have any further questions feel free to ask, either through PM or this here thread.
Sent from my HTC6525LVW using XDA Premium 4 mobile app
Sevinex said:
Yep, actually I had a thread about this a while back; I tried just about everything (other ROMs, new sim cards, factory resets, the whole shebang) and my only solution so far (if you intend on keeping your current phone) is to completely unroot my phone, along with removing all root-related applications (namely Xposed). It still happens from time to time, but a lot less frequently then when rooted and running Xposed modules. I have a new phone coming in today from Verizon, so hopefully that unit will not have any of these issues... I still am not entirely sure what causes it, though it is definitely exacerbated by Xposed. Hopefully some of this helps? If you have any further questions feel free to ask, either through PM or this here thread.
Sent from my HTC6525LVW using XDA Premium 4 mobile app
Click to expand...
Click to collapse
I am having same did getting new phone help? I think its just crappy radios myself nothing to do with root exposed or anything.
wooddale said:
I am having same did getting new phone help? I think its just crappy radios myself nothing to do with root exposed or anything.
Click to expand...
Click to collapse
I have a new phone now, and so far I haven't experienced any data connectivity issues. This morning I did notice that my SMS were not sending properly, but that issue has since faded away, so hopefully it was Verizon network based... Anyways, I will try reinstalling Xposed and a couple modules later today (likely Snapshare and the Sense 6 Toolbox) and will report back sometime tomorrow or the next on how it goes. Fingers crossed...
Sent from my HTC6525LVW using XDA Premium 4 mobile app
Sevinex said:
I have a new phone now, and so far I haven't experienced any data connectivity issues. This morning I did notice that my SMS were not sending properly, but that issue has since faded away, so hopefully it was Verizon network based... Anyways, I will try reinstalling Xposed and a couple modules later today (likely Snapshare and the Sense 6 Toolbox) and will report back sometime tomorrow or the next on how it goes. Fingers crossed...
Sent from my HTC6525LVW using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Thanks keep us informed.
wooddale said:
Thanks keep us informed.
Click to expand...
Click to collapse
sfreemanoh said:
Every so often my M8 will basically become disconnected from the network. This NORMALLY appears when I'm in a low coverage zone, and it's as if my phone just doesn't want to reconnect when I get back into a higher coverage area.
For instance at my gym, I frequently get a weak signal, but it's usually 4G. Sometimes it'll drop to 3G, and then sometimes when I get back into an area of the gym that has 4G coverage my phone will say it's still on 3G. However, there's actually no connectivity at all, and I need to either reboot or toggle airplane mode to get a connection again.
Sometimes (at least 2-3 times in the last week) it happened while, at least to the best of my knowledge, I was in a 4G area (though with weak coverage) the entire time. Again I fixed it each time by toggling airplane.
Has anyone else seen an issue like this? It's frustrating as hell. And more importantly has anyone heard of a fix for this?
Click to expand...
Click to collapse
Lol, so after installing Xposed, I suddenly started having issues maintaining a solid 4G connection; 3G works fine, just whenever I do manage to connect to 4G I am unable to use any data (says I am connected to the mobile network, but I do not get any upload or download data movement). Even after removing Xposed and all associated modules, I am still experiencing this problems. I am going in today/Monday to get a new SIM card (hopefully this is what is causing my issues) but goddamn I just cannot seem to catch a break in terms of my phones' data connection. If the above doesn't work I may have to send for another phone, though after having now received three replacements this entire process is getting a little irksome... I really do love this phone, but it seems as if it is my M8 is rejecting my love from every angle.
UPDATE: The new SIM didn't do anything, I still am having 4G issues, so another phone it is...
it's not just your phone....
Sevinex said:
Lol, so after installing Xposed, I suddenly started having issues maintaining a solid 4G connection; 3G works fine, just whenever I do manage to connect to 4G I am unable to use any data (says I am connected to the mobile network, but I do not get any upload or download data movement). Even after removing Xposed and all associated modules, I am still experiencing this problems. I am going in today/Monday to get a new SIM card (hopefully this is what is causing my issues) but goddamn I just cannot seem to catch a break in terms of my phones' data connection. If the above doesn't work I may have to send for another phone, though after having now received three replacements this entire process is getting a little irksome... I really do love this phone, but it seems as if it is my M8 is rejecting my love from every angle.
UPDATE: The new SIM didn't do anything, I still am having 4G issues, so another phone it is...
Click to expand...
Click to collapse
a lot of feedback on the web across multiple carriers of the poor lte signal retention on this phone.....this is starting to sound like a hardware defect or a major "radio" software glitch.
biswasd said:
a lot of feedback on the web across multiple carriers of the poor lte signal retention on this phone.....this is starting to sound like a hardware defect or a major "radio" software glitch.
Click to expand...
Click to collapse
I dumped mine could not handle it anymore get rid of it before you loose any more money. I have had a lot of phones when there bad from the start they don't usually get any better. The Droid Bionic being the only exception.
sfreemanoh said:
Every so often my M8 will basically become disconnected from the network. This NORMALLY appears when I'm in a low coverage zone, and it's as if my phone just doesn't want to reconnect when I get back into a higher coverage area.
For instance at my gym, I frequently get a weak signal, but it's usually 4G. Sometimes it'll drop to 3G, and then sometimes when I get back into an area of the gym that has 4G coverage my phone will say it's still on 3G. However, there's actually no connectivity at all, and I need to either reboot or toggle airplane mode to get a connection again.
Sometimes (at least 2-3 times in the last week) it happened while, at least to the best of my knowledge, I was in a 4G area (though with weak coverage) the entire time. Again I fixed it each time by toggling airplane.
Has anyone else seen an issue like this? It's frustrating as hell. And more importantly has anyone heard of a fix for this?
Click to expand...
Click to collapse
I had the same problem with my new M8 when travelling from/to areas with low or no data coverage back to areas where I knew there was a LTE signal. Only toggling Airplane Mode would make the data reconnect. That problem was solved for me with a new sim card.
I also had very bad data connectivity at home in a major southern California city (best was -105 dBm) whereas I got up to -83 dBm in some rural town in Arizona.
Read trook's posts #34 and up here: http://forum.xda-developers.com/showthread.php?p=53838257
Some of these problems may be connected to the new data service VZW is rolling out.
I would wait a few weeks before ditiching this phone. 'Cause it rocks!!!
bull**** phone
berndblb said:
I had the same problem with my new M8 when travelling from/to areas with low or no data coverage back to areas where I knew there was a LTE signal. Only toggling Airplane Mode would make the data reconnect. That problem was solved for me with a new sim card.
I also had very bad data connectivity at home in a major southern California city (best was -105 dBm) whereas I got up to -83 dBm in some rural town in Arizona.
Read trook's posts #34 and up here: http://forum.xda-developers.com/showthread.php?p=53838257
Some of these problems may be connected to the new data service VZW is rolling out.
I would wait a few weeks before ditiching this phone. 'Cause it rocks!!!
Click to expand...
Click to collapse
it has nothing to do with the AWS rollout - i have a Verizon Galaxy S5 sitting right next to my M8 ---- guess what - consistent data speeds on the s5 (15 mbs down)......on the m8 (3-4mbs down) - and the data flucutates and in the signal meter , I'm getting about -6db less on the M8 than the s5.
trust me, i so desperately want to keep this phone, b/c quite frankly, i hate the amoled screen on the s5, but alas, i cant keep a phone that doesn't work well
biswasd said:
it has nothing to do with the AWS rollout - i have a Verizon Galaxy S5 sitting right next to my M8 ---- guess what - consistent data speeds on the s5 (15 mbs down)......on the m8 (3-4mbs down) - and the data flucutates and in the signal meter , I'm getting about -6db less on the M8 than the s5.
trust me, i so desperately want to keep this phone, b/c quite frankly, i hate the amoled screen on the s5, but alas, i cant keep a phone that doesn't work well
Click to expand...
Click to collapse
Did you have to do that?! You just ruined my evening! That's really not what I wanted to hear!
The cold hard truth - aaaarghhh. [emoji24]
Now I have to re-think this purchase 'cause I use my phone 80% for data related functions!
But thanks anyway for posting. Even if it hurt...
cold hard facts
berndblb said:
Did you have to do that?! You just ruined my evening! That's really not what I wanted to hear!
The cold hard truth - aaaarghhh. [emoji24]
Now I have to re-think this purchase 'cause I use my phone 80% for data related functions!
But thanks anyway for posting. Even if it hurt...
Click to expand...
Click to collapse
yes - sorry bro - i'm quite disappointed by what i am seeing with my own two eyes as well as all the others across the US and the rest of the world who are experiencing the SAME symptoms. so this is not a verizon network issue --
me thinks its a faulty radio which is causing bad handoffs between 3g and 4g (LTE). once the phone drops down to 3g, it never regains 4g signal for some reason. also, there is the issue of the constant signal fluctuations even when the phone is on LTE...so who knows. maybe combo of bad radio and poor quality antenna module.
i'm not a phone engineer but i have enough common sense and knowledge about phones to know a lemon when i see one......so, yup, i'm keeping the s5 and return the m8 tomorrow under the 14 day guarantee from verizon. shame....
biswasd said:
yes - sorry bro - i'm quite disappointed by what i am seeing with my own two eyes as well as all the others across the US and the rest of the world who are experiencing the SAME symptoms. so this is not a verizon network issue --
me thinks its a faulty radio which is causing bad handoffs between 3g and 4g (LTE). once the phone drops down to 3g, it never regains 4g signal for some reason. also, there is the issue of the constant signal fluctuations even when the phone is on LTE...so who knows. maybe combo of bad radio and poor quality antenna module.
i'm not a phone engineer but i have enough common sense and knowledge about phones to know a lemon when i see one......so, yup, i'm keeping the s5 and return the m8 tomorrow under the 14 day guarantee from verizon. shame....
Click to expand...
Click to collapse
To tell the truth I have been reading about the same issue on the general M8 forum - probably just didn't want to make the connection.... So thanks for opening my eyes.
I'm hoping for bad radio software that may get fixed with some future update (although my 6th sense tells me it's the bad antenna module....)
Too late for me for a clean exchange. Gonna have to read the Squaretrade fine print.....

No GSM signal, 3G/LTE works

Hello guys and girls,
after experiencing some GPS problems (loss of signal on the road and/or late fix) I did the fix found on youtube (Where you place a bit of paper/tape under the GPS antenna contacts). It worked just fine, my GPS fix is now happening faster and I did not lose the signal ever since. But I am now facing some (weird?) problem: My GSM connection (GRPS, EDGE) is really really bad. In my room I don't get any signal at all, outside I get like 1 out of 4 bars of signal strength, but I lose it after a few seconds. I normally have 4 out of 4 bars in my room. BUT: My 3G connection works fine, 3G, LTE, same connectivity as before.
My friends phone (same carrier) does get the full GRPS/EDGE connection in my room, so it's not the carrier having problems. I didn't do any updates or anything in the last weeks. It would be a huge coincidence, if a software bug happened while I fixed the GPS problem, so I assume it's a hardware related thing?
How might I fix that, what possible solutions are there?
Tried the following so far:
Restarting multiple times, with our without airplane mode
Re-inserting the sim-car
Switching between LTE only, GSM/LTE, GSM only
Flashing new/other modem
Replacing the speaker/antenna-module
-> nothing changed
out of sheer curiousity, and after reading your post, im stuck wondering.. why do you want or need your gprs and edge connection when your 3G/LTE is fine? data speeds are very slow, and drain lots of battery using anything internet or download related..
Yeah, sure, 3G/LTE is better and coverage is really good where I live, that's why it's not an emergency for me, but it's very important to get it back to work properly.
I know at least 2 situations where I really need GSM (GPRS,EDGE):
1) At work (huge metal building, no 3G/LTE, only GSM) -> I can't call, text or do anything with my phone (don't worry, I am allowed to do so and no, there is no WiFi)
2) On the road, especially the german autobahn has large areas where there is no 3G/LTE coverage, so I can't use my navigation-software properly and can't respond to calls or whatsoever
So all in all: GSM in really important for me. Please help me. :crying:
ahh.. I see.
and your GPRS/edge was fine before the GPS "fix"? maybe something got loosened?
Before I did the fix it worked perfectly fine. Directly after I did it, the gsm was gone so I figured that I somehow damaged the antenna. But since I replaced it and nothing changed I am not sure what to do now. Are there other antennas, are there other modules that influence gsm, that I might have damaged or loosened?
That's what can happen when you tinker with guts of your phone. You risk damaging or messing it up. Sorry, I don't mean to sound like a jerk.
Sent from my Nexus 5 using XDA Premium 4 mobile app
Yes, dave2metz, I know. I was fully aware of that when I opened my phone for the first time to fix the GPS thing. But I am not here for moral advice.
Any ideas how I could fix my problem are highly appreciated!
Edit:
Just checked: The sim-card is not the cause of the problem either. I would really appreciate some good ideas guys..
No idea what I might try?
My best guess is that this is a hardware related problem. But how does one fix it? I replaced the antenna (the bottom thing), nothing changed. So that specific antenna was not the cause of the problem.
Are there other antennas?
Are there antenna-connections that I could check?
Any other hardware things that I might check?
Anything that might have lost the physcical contact inside the phone because of that GPS fix?
Could it, against all odds, be a software problem?
Please, I am really in need of a working phone. If I can't fix it I need to replace it sooner or later because GSM is essential.
If anyone can provide me with an idea or something that leads me to a fix, I will reward you (amazon gift-card or whatsoever).
Cheers,
.yasu
Did you figure it out?
.yasu said:
No idea what I might try?
My best guess is that this is a hardware related problem. But how does one fix it? I replaced the antenna (the bottom thing), nothing changed. So that specific antenna was not the cause of the problem.
Are there other antennas?
Are there antenna-connections that I could check?
Any other hardware things that I might check?
Anything that might have lost the physcical contact inside the phone because of that GPS fix?
Could it, against all odds, be a software problem?
Please, I am really in need of a working phone. If I can't fix it I need to replace it sooner or later because GSM is essential.
If anyone can provide me with an idea or something that leads me to a fix, I will reward you (amazon gift-card or whatsoever).
Cheers,
.yasu
Click to expand...
Click to collapse
Did you end up figuring anything out for this? I have something along the same lines. I dropped my phone and smashed the screen. I was able to get a guy to replace the screen portion of the unit, but immediately after I got it back it had no cell reception. Rebooted came, back thought everything was cool.
After a couple weeks I notice my phone has lost reception occasionally. It's now gotten worse, I used to be able to reboot it about 5 or 6 times and then it would randomly come back. I've even had it come back without performing a reboot on its own.
I ended up taking the whole thing apart, reseating everything after having a day and half span where I have been unable to get it back and boom reception came back. Thought it was his repair job at that point, but it has since dropped the signal again and I can't get it back. Yesterday even I was showing LTE signal changing from low to strong etc, but my network was still down as I couldn't perform a search, maps, or anything.
I have my phone apart again. I've checked all the connections over and over and wondering what else to look for or try to replace. True my impact could have damaged a component on the mainboard, but my phone works fine in all other areas. I could replace the antenna wires and the antenna/speaker module, but I'm not sure it just a reception problem.
My phone also boots into airplane mode when it has no signal, but turning it off does not restore the connection or anything. Rebooting it puts it back into airplane mode. *#*#4636#*# shows my radio is off. Thinking it's a short or something somewhere, but I doubt I'll be able to fix it in that case - at least without a mainboard?
That's my other question, what part need to be replaced for experiencing no network and its not the antenna or antenna wires? Is the mainboard? Sister board? Currently researching teardown as this phone is modular and I'm sure I could source the part off ebay or something.
Hi,
There's one antenna for 2G/3G/4G so I think if this problem was caused by hardware, it would affect overall connection to mobile network.
I think that this might me software-related problem but actually can't figure out which. Only thing I'm currently thinking of it that your phone has problems with connecting to certain GSM band. For example in Europe are 900 MHz and 1800 MHz standard for GSM.
Lower frequencies bring you better coverage. Your phone might have trouble with connecting to them and automatically selects 1800 MHz layer.
If you are able to get another phone with SIM of the same network provider, I recommend you to download any networking app and compare data about cells. Mainly CID number. It's unique identifier of each cell in an area.
If both phones are connected to same cell (CIDs are equal), you have to compare RSSI values. Lower means better signal. RSSI is defined as a negative number in an interval of <-51; -113>. So -75 dBm is better than -89 dBm. In one place should be difference about +/- 5 dBm.
Reaching slightly different RSSI numbers while connected to same cell in same place might mean that your phone really have problems with radio.
hey mate,
My wife phon is having the same issue 4G works, 3G sort of works, 2G nothing.
[Did the GPS fix on my wife's Nexus 5 (and mine) also]
swapped sim, used another telco same issue.
when into service menu did *#*#4635#*#* , click the 3 dots, select radio band - only see USA band.
While my phone had automatic, usa bad , usa band, japan band.
she is running stock rom with unlocked boot loader, I am on CM11 but doubt that should make any difference.
if I work out what is going on will report back.
nexus 5 3g 4g damaged
hello guys?.. my htc nexus 5 got wet and i notice the signal strength got lost. when i open it up i notice the lines on the antenna got damage. how do i repair it? or should i replace it with new one? Pls help !! 
Is issue still remaining?
Hi. I am having the same problem. Could anyone find a fix for this?
My GPS was and is fine. I didn't do the gps fix, but I have replaced my battery and I think it happened after the replace...

Cellular/call signal drops off when wifi is on

I just started playing with my wife's new idol 3 phone. everything is great so far with the exception of when wifi is turned on I noticed that cellular signal turns off and on sporadically. When wifi is off, the cellular signal never drops.
Updated!!!!!! ALCATEL THANKS!!!
The WiFi and Cellular signal issue is gone!! New update is great.
I have not noticed that. I leave my Wi-Fi on and connects when home without issue. I've check cell signal levels regularly on new phones. My first impression with this phone is that the cell reception is excellent.
igotroot said:
I just started playing with my wife's new idol 3 phone. everything is great so far with the exception of when wifi is turned on I noticed that cellular signal turns off and on sporadically. When wifi is off, the cellular signal never drops.
Click to expand...
Click to collapse
I've noticed that a couple times as well. I assumed it was my SIM card as I changed carriers the same time I got this phone. It's not a deal breaker for me as I actually don't use the phone for calls much anyway. But yeah, it needs to be fixed. Just waiting for the next update.
Great, i thought maybe it was her phone in particular. I mean, I accepted the current update thinking that would solve the issue, but it didn't. Same story.....when wifi is on, the cellular signal turns off, on, off, on....maybe within 5 second intervals. Im shocked many people haven't complained about this.
if it wasn't for your response I was going to return the phone back to Amazon and exchange it for another one.
other than that I think the phone is excellent for the money and since my wife really isn't into development and rooting, for her this is the perfect replacement for her defective S4. however I would still like to be able to install a custom recovery at least.
My issue isn't anywhere near as bad as yours I would say. If yours is turning on and off a lot them you may want to replace it. I notice mine turns off once a day for a few seconds but I'm sure it does it more and I just don't see it.
Shodan5150 said:
My issue isn't anywhere near as bad as yours I would say. If yours is turning on and off a lot them you may want to replace it. I notice mine turns off once a day for a few seconds but I'm sure it does it more and I just don't see it.
Click to expand...
Click to collapse
I've used my phone to tether a few times and noticed the cell signal drops now and again....there is an app but I can't remember the name..something like "connection stabalizer" that toggles airplane mode on and off when it detects a dead connection....it might do the trick.
I have never experienced any of my previous phones do that, so i will most likely be sending it back for an exchange from Amazon.
igotroot said:
I have never experienced any of my previous phones do that, so i will most likely be sending it back for an exchange from Amazon.
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I have never experienced this either. Have you tried a factory reset yet? I may try that in a couple of days and see what that does for me.
Well see, before i took the latest update the problem existed.........then, after the latest update the issue still exists. So i don't think a factory reset will do it but i will before i actually mail it out.
I reset the phopne and installed a mobile network detect app that notifies me when the signal drops. we'll see what happens.
I have no job so I have the time to blow
I am having the same problem. I am losing the signal repeatedly. It goes to no service then comes on to two or three bars even when I am in the exact same location.
So far so good. 6 hours later and no signal loss yet. On another note, the reset fixed an issue I forgot to mention. when downloading from the play store the download would start and immediately get stuck at 66kb. I would have to start and stop the download two to five times before the app actually downloaded. I just finished installing all my apps without an issue.
Borghi said:
I am having the same problem. I am losing the signal repeatedly. It goes to no service then comes on to two or three bars even when I am in the exact same location.
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Borghi, so your WiFi is on when this occurs too huh?
I will lose signal when on WiFi with LTE enabled. Switch to WCDMA/GSM and it doesn't happen. Weird. Going to factory reset this weekend when my new SD card comes.
Mes3 said:
I will lose signal when on WiFi with LTE enabled. Switch to WCDMA/GSM and it doesn't happen. Weird. Going to factory reset this weekend when my new SD card comes.
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Wow so maybe this is a 100% Idol 3 manufacturing issue that demands for a recall.
Me returning the phone for another one is futile. I mean who doesn't want to keep their phone on LTE???
It might also just be a firmware issue.
Mes3 said:
It might also just be a firmware issue.
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True.....
It's been 28 hours and as care as I know I still have not have a dropped cell signal after the factory reset. If you have an issue will the cell radio try a factory reset first before returning it.
Shodan5150 said:
It's been 28 hours and as care as I know I still have not have a dropped cell signal after the factory reset. If you have an issue will the cell radio try a factory reset first before returning it.
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With the phone connected to Wi-Fi?
igotroot said:
With the phone connected to Wi-Fi?
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Mostly. Wi-Fi was off about 6 hours while I was sleeping. I'm using Network Signal Info Pro to tell me when I lose signal. I know it works cuz I turn on airplane mode and it notified me. I carry the phone around the house so I don't miss a notification. So far in 33 hours still no signal loss.

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