WiFi Dropping - Galaxy Tab 10.1 General

I have the sleep policy set to never yet my WiFi at work keeps reconnecting every time i power it back on. My Evo4G has the same settings and doesn't drop the signal.
Ideas?

I'm having the exact same problem!
When I let my tablet sleep, after turning the screen on, the status bar says I'm connected to WiFi, but the bars are grey, not blue. Browsing the web works and YouTube as well, but apps like Talk keep saying I'm offline. After waiting a minute, it signs me in.
I have it set to never disconnecting WiFi, I'm not sure why it's doing this.

Same problem here. I returned my first Galaxy Tab 10.1 because of this. Sadly my replacement does the same thing.
I'm wondering how common this is or if returning it again would just be a waste of time.
It's particularly annoying because I like to stream after a while when the display is off, the streaming stops (wifi apparently dropping).
Seems like it is always one dang problem after another with each Honeycomb tablet I've had. *sigh*

Am I to assume by lack of response that almost nobody else has this issue? Just curious because it seems odd I'd have this problem with two tablets. And trying to decide if I should return and try a third time. Hate to keep returning them though if it's just a normal glitch with this tablet.

Same problem here, but only on my EAP network at work. On my home network (WPA2 personal), it works great.

cryptyk said:
Same problem here, but only on my EAP network at work. On my home network (WPA2 personal), it works great.
Click to expand...
Click to collapse
I have this issue too, I seem to be connected but bars are grey. I tap the wifi, which takes me to settings and once I tap on my my access point which already shows connected, it lights back up and the bars change back to blue. Mainly an annoyance for now.

I had this same problem, the only way I found that is consistent is using Bluetooth.

Anyone know of a good way to reproduce the problem on demand? It happens often. So I was going to return the tablet to Fry's Electronics. But now they've gotten super anal and won't even let me exchange unless I can duplicate the issue in store.
But it seems to happen at random times when the screen has been asleep for a while.
And I probably will do my best to avoid shopping at Fry's in the future as well.

Happens to me too. It definatly is annoying. Hopefully they can send out a fix when they release the touchwiz ui.
Sent from my white Samsung Galaxy Tab 10.1

It's not like I get disconnected from the net, although I see the grey bars, I can still surf the web and junk, but some apps log me out like I mentioned before. It used to happen all the time, now i only happens at times.
To see what I'm talking about, let it sleep for like an hour or two, and then launch Google Talk. It says you're offline, wait a bit and it logs you in again

Okay, that must be what is happening to me. I notice the grey bars all the time and a bit of lag once I pick up the tab and try to connect to some network resource. What I've discovered is that if you connect to a remember wifi spot (home) then let the device sleep and then move to another remember wifi spot (work) it just disconnects and waits for you to unlock the device before it even tries to reconnect.
It's driving me crazy, I take it from home to work and us to use it to keep me updated on emails but now if I forget to unlock it it won't scan the remembered wifi network that I'm now on, it just stays dormant until I unlock it which means no email notices or anything pop up.
There's got to be a setting or something to say always scan for networks, I have "never" checked but that does nothing in my opinion.

Related

Strange phone issues with Samsung Galaxy S

Hi,
I bought a Samsung Galaxy S about a month ago, and have been having odd problems with it since the off. Has anyone else had these sort of symptoms:
1. I occasionally lose my data connection - the icon disappears from the top of the screen and whilst I can still make and recieve calls and text messages, I cannot download anything in any app. The only way I've found to get my data connection back is to reset the phone. This happens maybe a couple of times a week.
2. My WiFi seems to suffer from a similar problem. I can be browsing the web on Wifi, then suddenly I'll not be able to download anything anymore. The wifi icon is still visible, but I'll basically be unable to download anything until I switch the wifi off and back on again. Then, it starts working as normal again.
In both these above scenarios, I think I've narrowed it down to primarily happening after I use the Android Market, but it's difficult to tell as it's very intermittent.
3. A couple of times since getting the phone, I've been unable to make or receive any calls. Even switching the phone off and back on didn't help - my signal bar was showing I had a signal and my data connection was still active. Couldn't tell if this was a network problem or not though as there weren't any people nearby on the same network as me. After a while, it started working normally again.
4. The email client randomly lost all of my email settings. One day I was receiving all my emails, the next day I had no email accounts set up at all.
5. I installed Sensor Dump and Phone Explorer to see what data was coming in from the sensors, and have noticed that the light sensor never sends any data. Is this normal?
I also have the usual slow-down issues, etc, but the above have got me stumped as I can't find anyone else reporting the same issues. When I first got the phone, I went crazy installing a load of Android apps, so initially I blamed the software I'd installed. After a reset and being a bit more selective with the apps I install and use, I'm still getting the same issues. I just can't pin down whether this is a faulty phone that I should return, or if there are software issues either relating to the way I'm using the phone or just with bugs in the firmware.
Has anyone else had anything like the above happen with their Galaxy S?
Thanks,
Chris.
I've experienced no.2 several times, wifi just stopping all data traffic. Not found out what causes it though.
As for the other problems, I haven't experienced any of those. Do you use automatic brightness on the display? If not, problem no. 5 might be caused by the sensor being turned off.
thanks for the reply - at least I'm not completely alone!
I have the automatic brightness turned on - which is why it seems odd. To be honest, I've never actually see the auto brightness do anything. It always seems to be the same brightness to me.
Cheers,
Chris.
Strange Problem
Hi,
I've experienced no.4 some times. My inbox did not show some older mails.
ProfWolfMan said:
Hi,
I've experienced no.4 some times. My inbox did not show some older mails.
Click to expand...
Click to collapse
I think it might be normal that older mails disappear from the inbox after some time? My problem was that everything went. I had three email accounts set up, all downloading emails every hour. Then, one day I went into the email app and there were no accounts at all! I had to set it all up from scratch again.
I hear there are better email apps available for Android, so I'll probably switch to one of those soon.
lordwaym said:
1. I occasionally lose my data connection - the icon disappears from the top of the screen and whilst I can still make and recieve calls and text messages, I cannot download anything in any app. The only way I've found to get my data connection back is to reset the phone. This happens maybe a couple of times a week.
Click to expand...
Click to collapse
i got this problem, i used to connecct my phone to IM client 24/7.
and it seems that after my sgs lost its connection, it won't tell me, my msntalk just displaying the entire contact list just as it is. and i need to turn airplane mode on off to return it back
anyone have the solution for this?
Hi,
I bought a Galaxy S on Orange UK in July. I'm having the same problem as 1. quite consistenly now.
I thought it might be related to the green power battery saver app I had installed, but i've removed this and still having the problem.
I'm using the phone in several central London locations so I think it's unlikely to be a problem with the data network.
Any suggestion would be welcome since I'm often without data.
Thanks
Nik
ive 1 and 3 but very rarely so far
rebooting fixes it for me
running froyo jp3
for email i use K9, it's almost the same as the integrated mail, only much better (PUSH imap)
Nik_B! said:
I bought a Galaxy S on Orange UK in July. I'm having the same problem as 1. quite consistenly now.
Click to expand...
Click to collapse
I'm actually getting this happen a lot now. It seems to be getting worse, which makes me think it might be a hardware fault. I generally lose my data connection once or twice a day minimum, but some days the phone is virtually unusable.
I have found that it's more likely to happen after using Wi-Fi, so my other thought is that when coming out of Wireless mode, the phone may not switch the normal 3G/HSDPA data connection back on. Most of the time I can fix this by putting the phone into flight mode and then back out, but sometimes it needs a complete reset.
The other problem I've noted with the data connection is that sometimes it seems to rapidly switch between HSDPA and 3G - the data icon at the top of the screen keeps going from '3G' to 'H' then back again. I guess it has something to do with signal quality but it only seems to happen when the phone is showing a good signal strength (four bars). The problem I've found when this happens is that it virtually locks up any ongoing data transfers, making it impossible to download a webpage or check my emails. Strangely the only way I've really found to stop this happening is to move somewhere where my signal strength is weaker, such as indoors, which then seems to make the phone stop attempting to use HSDPA. I can't find a way to switch off HSDPA from within the phone's settings while leaving 3G on.
I really am now finding that using this phone is an increasingly frustrating experience. I've found even more weird faults, such as sometimes my text conversations show the wrong people's names up against them, and then my replies go to the wrong people. It's like an insane, shiny mess of a phone!
Chris.
lordwaym said:
Hi,
I bought a Samsung Galaxy S about a month ago, and have been having odd problems with it since the off. Has anyone else had these sort of symptoms:
1. I occasionally lose my data connection - the icon disappears from the top of the screen and whilst I can still make and recieve calls and text messages, I cannot download anything in any app. The only way I've found to get my data connection back is to reset the phone. This happens maybe a couple of times a week.
2. My WiFi seems to suffer from a similar problem. I can be browsing the web on Wifi, then suddenly I'll not be able to download anything anymore. The wifi icon is still visible, but I'll basically be unable to download anything until I switch the wifi off and back on again. Then, it starts working as normal again.
Click to expand...
Click to collapse
I am indeed experiencing same problems above..it just drive me crazy with a need of complete reset everyday..
turning on n off flight mode won't change anything..
I really hope someone can bring a miracle to solve this problem..
I'm on XXJPC
setting the APN parameter(Setting-->Wireless and network-->Mobile Networks-->Access Point Names-->New APN) to 2G only seems to solve the 'lost data connection' problem..
I am connected 24/7 now..
Give a try guys!

When I wake up my phone, it's connected to 3G, but I am on wifi.

Anyone else having this problem? I don't remember having this happen on my MT3G.
It's really eating up the battery.
I am on JI2, and I never experienced this until last night after using Odin.
you have to change the wifi sleep policy in the wifi settings. Got to settings, wireless networks, wifi, then press the menu button and select advanced.
OMG! thanks, you're a real life saver.
Sorry to bring up an old thread. I have it set to never sleep but it still does. Any ideas? Seems when the display times out, it switches off wifi.
I have wifi on all the time at home and it's set to never sleep. Sometimes I see both the wifi and 3G icons. I know my wifi signal is strong, so no idea why the phone sometimes also seems to need a 3G data connection. One example is when I test GPS at home the 3G icon will pop up briefly. Another is following a reboot. But I see other times as well, and sometimes it stays for quite a while, but eventually goes away. I wonder if perhaps some ports get blocked by my router and the phone uses 3G communication to get around it. Bit of a mystery, but I don't see any other negative symptoms.
Here is something I have experienced. This is regardless of what ROM I am on.. Stock, Bionix, whatever...
I have wifi turned on at work. Sometimes I would see wifi and 3g on at the same time.
Now today, while texting, I noticed that my Wifi connection dropped to nothing, and at that point my 3g kicked in, which I expect it to. But when my Wifi reception kicks back up again, my 3g didnt turn off. I turned off Wifi and turned it on again, and my 3g turned off.
Anyone else getting the same experience?
samnada/ELStiko, That's what I'm really seeing too as I thought my wifi was just going to sleep.
ljv said:
samnada/ELStiko, That's what I'm really seeing too as I thought my wifi was just going to sleep.
Click to expand...
Click to collapse
I'm pretty sure my wifi isn't going to sleep. The wifi icon is on all the time with at least 3 bars. My cell signal is definitely weaker in my location. So, if it's seeking the strongest signal my wifi will always win.
Besides the possibility that my router is blocking some ports the phone wants to use, there's also a possible security issue. I know at one point the TMO My Account app would force a switch to cell communication versus wifi and I believe it was due to security concerns. Maybe some apps do the same thing.
I just did a GPS test, got a lock, stopped the test, closed the app, and the 3G icon stayed up for a couple of minutes then went away. Just one example.
Does seem odd, but I've just assumed there's some rational explanation. Could also be a bug...
your lucky you wake up and you have 3g. i wake up my phone is always on edge. lol
Sent from my SGH-T959 using XDA App

[Q] my G2 loses service, restart brings it back

hey everyone
so my G2, which I absolutely love, has been having a problem lately. in the first week it happened maybe once and i didn't think much of it, but since Friday it's happened like 8 times now. I'll be sitting there with my G2 and all the sudden I have no service whatsoever. Just an x on the signal strength indicator. 1 or 2 times it has come back after a minute or two, but the other times I had to turn the phone off and back on. the weird part is I'm not moving at all, totally sitting still, but when it comes back on I have FULL bars with HSPA+. so it's not like I walked into an area that didn't get good reception.
any idea what's going on? i looked around but didn't see other people having this issue. any ideas?
thanks
alright well at least i'm not alone. i remember that rumored OTA update was supposed to have some radio bugfixes. maybe when the real OTA update comes it will have something to fix this. i hope so.
I have been trying to diagnose this issue on my phone too.
By any chance, do either of you have your BT on at the time?
Happens to mine as described and I have never turned on bluetooth. However this would also happen to my G1 so I think its a network thing personally.
Yeah, it definitely is. I have 2 areas that it happens in, both are while I am in my car and I have BT on in my car. When I ran it without BT, did not happen.
I have found that when I am in those area's, turning off 3G stops it entirely, even with BT on, so when in my car, I set edge and still use my BT and problem is gone.
I hope this is temporary and an OTA can fix the handoff from 3G to Edge and back better so that I can stop this, but this works well enough.
Mine has done that also, maybe once a week for the past 3 weeks.
Judging by the other problems you can have Id say this one isnt that bad. Especially if it only happens once a week haha. This is the only problem I have with my phone.
no bluetooth...
no no bluetooth on, i never do actually... but also my G1 never did this, which makes me think it's NOT a network thing, but I don't know.
also I'm sure this is just coincidence but it almost always happens when my girlfriend is nearby with her T-Mobile Blackberry Curve. i know it wouldn't make any sense, but she's sitting there on the same network with full service and all the sudden my G2 loses service completely, right next to her... although it's not always while she's there, but like the majority of the times she's been there.
I just started another post to check on something, I have widgets that show me when I am connected to 3G and when I am connected to H. I have noticed that the phone is activity managing that connection. In other word, it is in 3G until data is transfered then it goes to H. I wonder if when we are in areas of "questionable" HSDPA signal if this hand off is causing the problems.
I have seen a lot of op's say that there problems come right after some data activity?
Just a guess a this point
i saw someone mention in another post that it happens after/during a text message alot of times. i haven't noticed that myself, but that's something to think about too.
robinsmy1 said:
I just started another post to check on something, I have widgets that show me when I am connected to 3G and when I am connected to H. I have noticed that the phone is activity managing that connection. In other word, it is in 3G until data is transfered then it goes to H. I wonder if when we are in areas of "questionable" HSDPA signal if this hand off is causing the problems.
I have seen a lot of op's say that there problems come right after some data activity?
Just a guess a this point
Click to expand...
Click to collapse
What I've heard is that the phone will stay in 3G mode until you begin using data in order to save battery life. Makes sense to me.

Phone sometimes disconnects when using WIFI

hi, sometimes when i look at my phone, usually after being on wifi the phone shows no bars.
sometimes it comes back on in a min, i tried airplane mode but it wouldnt work. so i restarted it and worked fine.
not sure why it happens, does anyone else have this? could it be due to some Wifi calling setting? not sure why phone seems to just cut off.
anyone have any idea why this may be happening?
does it turn off radio for wifi calling somehow or? just random.
I have a similar issue, but not equal. Sometimes, when I try to connect to the network I always do (home), it simply doesn't work. Scanning - disconnected - scanning - disconnect. Only a phone reset fixes this.
Sheep ROM 2.0
AbyssNote Kernel 2.5
I had a similar issue a while ago and sent Mine back to the seller but the seller claimed neither they nor Samsung could find a problem with the phone. Thankfully The seller sent me a replacement which no longer gives me this problem so it may be the handset, though it could also be the setting/Conflicting app. Someone reported here his problem Was solved after adjusting a w ifi regulating app
i have a 3-day old gnote and i started noticing this problem after i have my phone rooted. the wifi icon stays on but there's no internet connection. turning the screen off and waking the phone after a minute solves the problem but its annoying to be losing connection when you're needing it. i'm on stock KKA.
Sent from my GT-N7000 using Tapatalk
pinoypower said:
i have a 3-day old gnote and i started noticing this problem after i have my phone rooted. the wifi icon stays on but there's no internet connection. turning the screen off and waking the phone after a minute solves the problem but its annoying to be losing connection when you're needing it. i'm on stock KKA.
Sent from my GT-N7000 using Tapatalk
Click to expand...
Click to collapse
Not a user error so need to contact Samsung-don't think is anyway
I have a somewhat similar problem. When I am using wifi for somewhat long time, I am unable to connect back to my 3g. Or if I was on 3g connection and I move out of coverage area for a little more than 10 minutes, I can't reconnect to 3g. Only 3g connection has this problem though, everything else works fine.
If I restart the phone, I can reconnect. Setting to airplane mode and resetting doesn't help. Neither does resetting the mobile network operators.
Yes, the problem seems to be software related since there is no actual problem with receiving 3g/phone.
yesterday i drove back 10 hrs and streamed music/radio the entire way with only a few tiny interruptions in reception.
but often still if i just take my phone out of my pocket, the "phone" part will be off and usually turn back on within 1-2 mins.
but this is quite annoying since sometimes il literally be waiting for 1-2 mins to place a call.
my phone is "not" rooted.

Wi-Fi calling not working on LG G6

I'm on Rogers Canada and have their device.
Set up everything correctly by doing the setup and got an SMS notification that the wifi calling is active.
When I turn on wifi calling it says enabling for about 2 minutes and then it says enabled. However it doesn't actually work. I never get a wifi calling icon in status bar.
Called Rogers they said everything is good on their end.
Tired different wifi network and even a factory reset but no luck.
Any other suggestions?
Sent from my LG-H873 using Tapatalk
Have you tried to test wifi calling? What kind of statusbar icon are you looking for? Just wondering whether it's really not working, or you are just not seeing it because the indication is subtle.
I was all ready to say "I have AT&T and enough dead spots at my house that I can verify it works well." But now that I am looking, I am seeing some strange behavior I have never noticed before.
First of all some terms / definitions. On the AT&T variant (Rogers might be different) you will get a special icon next to the "AT&T" in the notification bar, which is a little handset with a wifi icon, when you have an active wifi call. When you have wifi calling turned on, the normal wifi meter changes only slightly to one with a little + on it.
I had wifi off and toggled it on in order to see those icons so I could properly describe them here. I just had the normal wifi icon. I made a call, and it did not indicate it was using wifi calling. But after I hung up I had the wifi+ icon and the next call did indicate wifi calling. I repeated this process several times with the same result, even waiting 5-10 minutes to see if it became enabled on its own after some time. Now, since I always normally see the wifi+ icon anytime I happen to notice it, and I rarely make calls but frequently toggle wifi, there must be something else that triggers it. Sending a text seems to do it as well as a call. And a longer wait might do it also.
So, now that I have done some more thorough experimentation, it seems that there might be a little bug there. Or it might just be related to the particular wifi network I'm on right now.
Just tested it on my home wifi for comparison, and wifi calling came on as expected within a couple seconds of enabling wifi, which would probably explain why I never noticed this happening before.
jdock said:
Have you tried to test wifi calling? What kind of statusbar icon are you looking for? Just wondering whether it's really not working, or you are just not seeing it because the indication is subtle.
I was all ready to say "I have AT&T and enough dead spots at my house that I can verify it works well." But now that I am looking, I am seeing some strange behavior I have never noticed before.
First of all some terms / definitions. On the AT&T variant (Rogers might be different) you will get a special icon next to the "AT&T" in the notification bar, which is a little handset with a wifi icon, when you have an active wifi call. When you have wifi calling turned on, the normal wifi meter changes only slightly to one with a little + on it.
I had wifi off and toggled it on in order to see those icons so I could properly describe them here. I just had the normal wifi icon. I made a call, and it did not indicate it was using wifi calling. But after I hung up I had the wifi+ icon and the next call did indicate wifi calling. I repeated this process several times with the same result, even waiting 5-10 minutes to see if it became enabled on its own after some time. Now, since I always normally see the wifi+ icon anytime I happen to notice it, and I rarely make calls but frequently toggle wifi, there must be something else that triggers it. Sending a text seems to do it as well as a call. And a longer wait might do it also.
So, now that I have done some more thorough experimentation, it seems that there might be a little bug there. Or it might just be related to the particular wifi network I'm on right now.
Just tested it on my home wifi for comparison, and wifi calling came on as expected within a couple seconds of enabling wifi, which would probably explain why I never noticed this happening before.
Click to expand...
Click to collapse
Thank you for your reply.
According to Rogers I am supposed to get that WiFi icon that tells me WiFi calling is enabled but I never do. Sounds like I should have similar experience as you do.
I have a ticket open with them and we will see what they reply with next.
Even though I don't have the icon I tried a few things to make sure if it is working or not. One is turning on Airplane mode and enabling WiFi. Go into settings and it says WiFi calling is being enabled. This always takes about 2 minutes to turn on however calling never actually works. It's like something is blocking the WiFi connection but I've tried 4 different WiFi networks. It seems like you get that WiFi calling enabled right away after connecting to WiFI.

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