Network signal - Galaxy S6 Q&A, Help & Troubleshooting

I have the s6 edge and i have really weak signal on 3g most of the time i only have 2 bars or only 1 bar or even none at times
On 2g i have full bars
But data speed and call quality arent really good on 2g
So i am wondering if anyone who got the normal s6 is facing the same problems i am facing or not

Me and many other face signal problems on the S6. If you watch your signal strength in the settings/about phone/status section, the signal will fluctuate wildly (on 3G), and the signal bars will also jump up and down while it fluctuates.

mupet0000 said:
Me and many other face signal problems on the S6. If you watch your signal strength in the settings/about phone/status section, the signal will fluctuate wildly (on 3G), and the signal bars will also jump up and down while it fluctuates.
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Click to collapse
And this should be good somehow...?

anonymousss said:
I have the s6 edge and i have really weak signal on 3g most of the time i only have 2 bars or only 1 bar or even none at times
On 2g i have full bars
But data speed and call quality arent really good on 2g
So i am wondering if anyone who got the normal s6 is facing the same problems i am facing or not
Click to expand...
Click to collapse
Could it be your service provider? The image you posted shows you have very good signal (-81)

Ahaa i think it might be yes... that's what i am gonna investigate in the next couple of days
My phone is unlocked so i am gonna try another prepaid line with another network provider to check whether it was the problem with the network provider or not

Related

Q Fuze: how to read the signal strengh indicators..no,really.

I'm new to ATT. So I'm new to 3G. I used to have TMobile, which only has Edge. My signal with Tmobile was excellent. Normally everywhere I went, I had full bars. Well, greater than 80% of the time.
But with ATT, I get 3G, but the signal bars are normally 2-3 in those areas I go. Some places drop to one bar. It seems I can still make calls tho.
But one time I was in the store with 1 bar and it said 3G, I went on Opera. It switched to Edge(E) and the bars changed to like 4 bars. But it was slow. Similar to my Tmobile speed.
So my question is, whats my signal for the phone? Are the bars only to show signal strenghs for 3G and a different one for Edge? I would like to know when my phone is loosing connection.
If so, if my 3G is 1-2 bars, would I not get a faster internet connection on Edge, if I knew(if there was a way to know) Edge has 3-4 bar coverage?
Or for that matter, wouldn't my battery last longer on Edge at 4 bars than 3G at 2 bars while in standby? not connecting to internet, but just by the phone trying to keep a signal?

weak signal with gsm

halo all, i come from hongkong,
i have my d2G running GSM/UMTS signal, and also the call quality. I get 2 bars or sometimes only 1 bar as signal strength when set to GSM/UMTS.
even i set is to global, it doesnt improve much.
what is the solution
That's how it works unfortunately. In GSM mode it shows signal normally. It is UMTS mode where signal is always shown as weak (despite signal readings showing ok in settings/about).
Despite the low signal indication, phone doesn't seem to suffer from that. On 1 bar I get 6+ Mbps download speeds and I never had a dropped call or even degraded call quality. It could be a purely cosmetic issue (inaccurate signal strentht display).
I only get 4 bars in UMTS mode when facing the tower within 100-150 meters at most...
Good to hear that, I suspected the same thing when I saw the signal bars on D2G and compared the speed with my N1
so the speed is as fast as your n1 , even it got only very little signal shown?
yes its more or less the same.

[Q] signal strength problem? switching between 3G & 4G

I have noticed that someone had suffered the same weak signal problem. After several days' observation, I have found my A2 had always full bars when the network is in 'G' but much fewer bars when it is in '4G' !! And it switches between 'G' and '4G' network automatically and I found no way to somehow fix it to only 'G' type !!!
Anyone have any idea how to fix the network type ??
Thanks in advance !!!
I constantly switch from 2 bars of edge to 1 of 4g and it is very annoying >.>
While it may be annoying to look at, are you actually loosing any data? Mine does the same thing but I usually don't ever see a drop in speed. Some times it does drop to G and then I will see a loss. Its usually not from 3 or 4G though.
You shouldn't notice any difference in a drop from 4g to 3g at all unless you live in one of the six major cities its launched in... Hahaha. I don't pay attention to signal type because of that very reason (unless of course its edge).
The annoyance for me isn't really the icon change, its the no signal for a moment while it switches over aspect.

LTE poor signal?

Hallo, Vodafone Italy still not offers LTE coverage in my city, but there are some cells that already have it enabled.
I noticed that when I'm under 4G, my signal never got past 2 notches.
So I ask to who is covered: is this right or do I need RMA?
Thanks...
I'm supposedly in a very strong LTE area and I usually see two bars. Occasionally there will be three bars holding steady but rarely do I expect to see four (out of five). My speeds rarely change from 16-18 up and down (downloads always faster. Zero packet loss on T-Mobile. My Nexus 4, on the other hand gets low speeds and between 2-4% packet loss.
gpvecchi said:
Hallo, Vodafone Italy still not offers LTE coverage in my city, but there are some cells that already have it enabled.
I noticed that when I'm under 4G, my signal never got past 2 notches.
So I ask to who is covered: is this right or do I need RMA?
Thanks...
Click to expand...
Click to collapse
Are you talking about the signal bars in notification area as "notches"? Trying to see if thats what you said. If so, the signal bars do not dictate the LTE strength, just cellular call strength. The LTE download could still be great even in no signal bar areas as well, signal does not influence the data strength nor does data strength dictate the signal quality via the bars. Since the phone has to turn off LTE to "switch" to 3G in order to make calls, the "switch" may have something to do with the bars.
Thanks, that's exactly what I wanted to know! And, yes, Italians call signal bar "notches"...

Phone signal showing zero bars

I just got a new xperia z5 and I'm using it on att but my phone signal is always showing zero bars.
I get data but incoming calls sometimes don't go through or go through after 2-3 rings.
The signal shows bars when I make outgoing calls but then disappears quickly thereafter. I thought it was maybe WiFi calling enabled but I don't even see that option anywhere in my phone and this happens when WiFi is off too.
This is a very strange phenomenon and can't find any answers anywhere. There is also a small circle with a line going through it on the notification bar, not sure what that is.
Does anybody know what's wrong ?
Small circle with line indicates "do not disturb" mode is active. Its under sound or notification settings, can't remember which. For signal status, check APN. Also, is your IMEI for this phone the Z5 one or an old AT&T phone? If AT&T has your IMEI for the Z5 it will register on their system as an old phone since they don't have Z5 in portfolio. I had to give them an old IMEI off a LTE device from AT&T because it was showing as a P series phone in the system and I was only getting 3G, no LTE.
Just noticed the small circle was for sounds. Thanks
I am getting LTE which is weird because it just not showing any bars on top but the lte works.
No one else has issues with their signal bar on their xperia z5?
This is really strange and can't figure out what's wrong with it.
No issues with the bars per say but definitely issues toggling networks, especially with 3G prefered mode. When 3G prefered selected I only get mobile data when H+ icon shows next to the bars. 3G, 2G and H don't work! The phone sometime takes up to 10-30 seconds to toggle to H+ and be connected. This drives me nuts! Do you guys experience this as well? Today I got no signal at all (no bars, nothing) for two hours.
Stamina is off and I have proper signal.
SFR France btw.
Try to toggle LTE off.
This sounds like an issue I had with a data only SIM in Japan with my S6, except no 2G network was the cause I think, not sure what would cause it on AT&T.
Sent from my SM-T710 using Tapatalk
It's strange because I show full bars when I make an outgoing call or right before someone calls me, all the bars fill up. But it takes 2-3 rings on their side for it to ring on my phone.
And after the call it goes back to zero bars. But I still have the lte sign there.
Is there a way to update the gsm radio?
Same issue here (Z5 on ATT). I get one bar consistently when the phone is idle with the bars filling up when making calls, sending texts, etc., but I do get full LTE speeds and haven't noticed any other problems... I did look at my account, and the Z5 does show up as an "unknown device".
I tried changing APNs from "Attnextgenphone" to just "ATT Phone" but it didn't make a difference...
Sent from my E6653 using Tapatalk
I am glad I am not the only one with this issue. At home I get one bar with wifi off and with wifi connected I get zero bars until a call is made or received.
I am located in NYC and have the 32.0.A.6.152 rom and the baseband is 8994-FAAAANAZQ-00029-16
bigneeker said:
I am glad I am not the only one with this issue. At home I get one bar with wifi off and with wifi connected I get zero bars until a call is made or received.
I am located in NYC and have the 32.0.A.6.152 rom and the baseband is 8994-FAAAANAZQ-00029-16
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Click to collapse
Exactly the same here (FW and baseband). I'm in CO and I do sometimes get full bars outdoors, but it happens randomly... It's almost for sure a problem on ATTs end considering that they don't even recognize the device on their website.
Sent from my E6653 using Tapatalk
Is there a newer baseband that we can upgrade to that will fix this signal issue?
Or de we have to wait till the marshmallow upgrade comes out.
bigneeker said:
I am glad I am not the only one with this issue. At home I get one bar with wifi off and with wifi connected I get zero bars until a call is made or received.
I am located in NYC and have the 32.0.A.6.152 rom and the baseband is 8994-FAAAANAZQ-00029-16
Click to expand...
Click to collapse
Hi, it's a high probability that you are seeing bar fluctuations as you suggest because your phone is actually changing bands during this time, because the cell tower pushing your call etc doesn't have the signal strength to push LTE.
As for the OP if his LTE/4G shows higher bars as soon as he is using the internet this is a different issue, and strange maybe faulty hardware.
I would recommend you all go somewhere where you know there is good coverage, even with another phone if possible and see if you still have the same issue.
---------- Post added at 07:21 AM ---------- Previous post was at 07:18 AM ----------
bigneeker said:
Is there a newer baseband that we can upgrade to that will fix this signal issue?
Or de we have to wait till the marshmallow upgrade comes out.
Click to expand...
Click to collapse
Mate I am not sure the phone suffers from signal issues, I have had most of the Z series phones, all have the exact same signal strengths for me at various locations, and the phone has better coverage than other manufacturers as well, when I compare to other friends in super low coverage areas
Hey @bigneeker,
Just wondering if the MM update has fixed your signal issue.
For me it hasn't, but if it did for you then it might be a region issue (mine was Singapore, but I flashed the MM update for Germany).
Cheers,
-4Strings
It didnt for me
I noticed it too. Sony xperia z5. I use the quick LTE toggle and when LTE is on, all my bars are greyed out, but when LTE is off and I'm on H+ and 3G then all my bars are lit up.
xslikk7 said:
I noticed it too. Sony xperia z5. I use the quick LTE toggle and when LTE is on, all my bars are greyed out, but when LTE is off and I'm on H+ and 3G then all my bars are lit up.
Click to expand...
Click to collapse
Same here. Also, whenever I lose signal or inexplicably switch to Edge, toggling the LTE switch off and on seems to fix the issue.
I compared the specs of the Z5 and the specific bands/frequencies AT&T uses, and the problem might be the frequency that they use on Band 12... I don't know.
I don't know about European carriers, but since T-Mobile uses a different band for its LTE, then that might explain why this issue is not that well-covered in the US (though I can't confirm that).
Cheers,
-4
Sent from my E6653 using Tapatalk
I'm in Ireland and my signal suddenly went from H+ to Edge then no service. I haven't came across another person with the same issue, my signal goes between H+ and no service most of the time is no service. Tried 5 different firmware and custom rom nothing changed

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