Data and Wifi Disconnect - No Data Connection - Galaxy S 5 Q&A, Help & Troubleshooting

Hey Guys,
Got my brand new GS5 on Tuesday this week but I've run into a pretty major data connection issue and I'm unable to identify a root cause for it.
Essentially, when I leave my phone on overnight (and plugged in) I wake up with no data connection. The wifi is disconnected, and even though my phone shows it is picking up the network, I can't load any sites or do anything using LTE - so both wifi and my LTE data connection are not working. Additionally, the wifi isn't only disconnected, the wifi function is literally turned off. When I try to toggle wifi back on, the toggle goes a light shade of green, like it's stuck trying to turn back on, and never turns on.
Eventually I have to restart my phone and it works just fine again. This has happened on 2 of 3 mornings since I've purchased the phone and only seems to happen after extended down time for the phone as it's never occured during the day. I'm thinking of exchanging the phone (this would be my 3rd GS5 as the first one didn't recognize any headphones.)
Any ideas? Anyone else seen this?
Thanks!

Mine does this when I do a fast reboot. A normal reboot works fine, however.
I would hazard a guess it is a software, and not a hardware problem.

Related

Wizard Switching off / Restarting

Few months ago I broke the screen of my Qtek9100 and bought a faulty 02 MiniS. The screen version where different so I replaced the whole sliding part and all was fine. About a week after the phone started to restart when I send sms (not all the time). Now it's started to switch off when it feels like, i mean, i leave it on standby and i find it switched off.
Anyone had this problem and knows how to solve it?
Same here, battery shows more then 80%, it just switches off, upon restart it wont even pass the startup screen. When connected via usb, no problem.
Battery issue?
mine does not seem to be a battery issue as once switched off/restarted (automatically) it boots back normally

Phone Randomly Turns Off

My Dash 3G seems to be randomly turning itself off. The battery is full too when it happens. Anybody else having this problem?
I've had this happen a few times too, with the keypad definitely locked.
Any fixes for this?
I had this too, easy but annoying fix:
Turn your phone off, remove MicroSD and turn on, wait untill the phone has fully booted up and then put microsd back in
That should solve your problem
Phone turning off
My Dash 3G has also tunrned off on its own a few times but it was becasue the phone was bumped and the battery lost contact-

ZTE Blade lost WiFi connectivity

ZTE Blade was successfully connecting to local WiFi network until yesterday, but the next day (and after some minor updates, if I recall correctly) WiFi does not work: though there is an indication that the device is connected to the WiFi network and the phone is shown in the network map of my router, no content can be downloaded or viewed! Could it be a hardware issue or is it the CM7 to blame...?
i have been using cm7 for some time and i never had problems with wifi did you try installing an app Blade Wifi Fix and see if it solves your wifi problem mate ?
Thank you guys for your replies!
@Jackoo7, I certainly have already tried rebooting and change the Settings options, but with no positive result!
@Kannibalism, WiFi Fix??? No, I know nothing about that...! Where is it...?
Additionally to this WiFi issue, I'm noticing a battery charge disfuntion: I use to turn the phone off during nights and last night I plugged the charger to the wall power outlet to charge the battery (it was as low as 50%). The next morning I turned the Blade on and, though the Return soft button LED was shown green, the Battery Charge Indicator was still at 50%!!!
What the heck is going on...???

Nexus 4

My device fails to remain switched on. After some while it switches off. Sometimes it seems something like turning on wifi toggles it but not sure. I have tried both soft and hard factory reset but still there was no use. It heats up a lot due to continuos loop of on/off. But when I switch it on, it is not completely switched on and somewhat stops in the middle of the process. It turns on only when I connect to a charger but within half an hour It heats up a lot. The battery is not drained when I switch it on. Also when once switched off it does not switch on on its own. So, i feel its not a hardware issue. Can you guide me regarding the problem with my device-LG Google Nexus 4.
My device when on stand by mode works fine but as soon as i start working on it it switches off. Like as soon as i turn my wifi on on handset it switches off. When I try to switch it on it is stuck in the middle of the process and i am unable to switch it on. Later when I connect it through a charger It does get turned on but heats up very quickly in half an hour, I have tried both soft and hard factory reset. When the phone switches on the battery level is same as that before it was switched off. I feel it is not just simply power key issue or power drain issue.

Wifi not working

So it has came to this....
My tmobile note 3 is suffering from wifi problem which is causing it to turn of and on itselft iin such a loop that it happens every 2 seconds.
Wifi was working fine other day and this happend out of the blue.
It has happened a while ago but it resolved it self.
I was running stock kernel and rom unrooted (sigh....)
I have tried solutions which came up from google search. (wifi scanning and etc..)
I opened up my motherboard but it looks just as before when it was working.
I got a glimpse of wifi action only after phone was shutdown and it was offline charging and after booting wifi was working for 2 or 3 minutes.
Now Im runnning linageos 7.1 rom without google apps so there are no location services causing it to restart.
What might be the problem is low battery voltage not giving the wifi chip enough power to run but just to start which explaing why it was working for a little time after offline charging but I couldnt replicate the solution.
Sorry for misstypes.
If wi-fi works properly when running the latest stock rom, it could be an incompatible kernel or ROM.
Its not working properly on stock rom and kernel.
It seems like its restarting wifi by itself so fast that it cant even do the scan properly.
It loads up wifi netwoks after been shutdown for few hours but it can connect because it starts to restarts again.
Could it be a defective wifi chip? I have come across two Samsung s4 (one sgh-i337 and one sgh-i337) that work perfectly except for wi-fi. With both phones, I toggle wi-fi to the on position, I see the message that it is turning on wi-fi for a few minutes, then wi-fi just turns itself off and stays off until I toggle it to the on position again. Both phones do this over and over so I changed the motherboard and everything went back to normal.
I appreciate you comment,really I do, but replacing the motherboard seems to pricey for this old phone.
I will most probably switch to nexus 6p.
Here take my thanks as my graditude and merry xmas
You have two solution
First one,
1-turn off the phone
2- connect the charger to your phone
3- simultaneously turn on the phone
The wifi should work fine
Second one, replace your battery
The problem comes from the battery voltage which is less than 3.7v at startup of your mobile for old and fake battery which can not turn on the wifi correctly. You can use Ampere applaction to measure the battery voltage (not the current)

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