Samsung Galaxy S7 Fix Suggestions - Possible Firmware Issue? - Samsung Galaxy S7 Questions and Answers

Hi All,
I am wondering if you can help me troubleshoot my Samsung Galaxy S7. I am open to any suggestion, even installing non-stock firmware or any other ideas you may have.
I bought the phone (on contract) around 5 months ago, For nearly 3 months now the phone has been freezing 5 - 6 times a day, restarting 2 or 3 times a day. It works for a little while, maybe a week after a factory reset. So my brain is telling me its a software issue as a hardware issue would surely be there from the first minute it reinstalls?
There is nothing obvious as to when it freezes, mostly when loading an app, So I imagine some corrupt kernel call. I would have thought a factory reset would have fixed this though but I guess its just reinstalling the same software and if this is corrupt.
Anyway, my provider in the UK or Samsung are not providing me with any suitable options other than we will "repair" it but will not RMA it and you will be without a phone for 2 months or so. well, this is just not good enough to me as when you pay £600 for a device (which even though I havnt paid as of yet, I am contracted to pay) You dont expect it to break after 2 months. Legally all they have to do is offer a "repair". I just know this is going to be more pain than its worth.
If anyone can help me at all with any possible solution, third party firmware to try and what steps I would need. I would appreciate any help.
Phone: Samsung Galaxy S7 32GB
Model: SM-G930F
Android: 6.0.1
Kernel: 3.18.14-9113173

I don't know buddy, I would wipe the phone clean, install the newest nougat beta and maybe install only a bunch of apps a day and see when you start having problems, maybe one of them is the cause. But that honestly sounds like a hardware issue. I hope this somewhat helps. Good luck

Same problem here. Its a faulty battery and/or power circuity. There is no software fix for that. Thats why it hangs or reboots while opening apps - that needs more amps to be drawn from the battery. Like loading thumbnails in gallery and so on.

TasEsmuEs said:
Same problem here. Its a faulty battery and/or power circuity. There is no software fix for that. Thats why it hangs or reboots while opening apps - that needs more amps to be drawn from the battery. Like loading thumbnails in gallery and so on.
Click to expand...
Click to collapse
Thanks for both replies.
I have tried to reset, still happening, cant install nougat as it freezes as soon as odin recognises it.
I guess I have no choice but to send it to them, I just know I will have problems now for months.

Related

Aging or a software problem?

My Note 10.1 is extremely slow recently. I mean it can work normally for half an hour and then hang for a minute or not allow me to turn the screen on for 30 or more seconds. Is this because of age? Is the flash inside degraded to a point it slows everything down or maybe clear new ROM will fix this? I am asking because I am not exactly sure I will be able to load a new ROM on it (the recovery is a bit broken, but it will probably be possible through Odin). If it is happening to other old, heavily used Note 10.1's I will just leave it as it is, instead of risking of breaking it completely. So, how are your good old Note 10.1's behaving lately?
One replace battery if you think thats at fault .
Two wipe and install stock rom via Odin .
Nand / flash should not degrade in such a short time .
It took me a while, since I use the tablet very rarely and have gotten used to it's slow downs but I have solved the problem - it was caused by the kernel it had. Changing the kernel to a new, stable one solved the issue. The tablet is still a bit slow, but no longer hangs for 30 seconds like it used too. Thanks everyone for help.
Magnesus said:
My Note 10.1 is extremely slow recently. I mean it can work normally for half an hour and then hang for a minute or not allow me to turn the screen on for 30 or more seconds. Is this because of age? Is the flash inside degraded to a point it slows everything down or maybe clear new ROM will fix this? I am asking because I am not exactly sure I will be able to load a new ROM on it (the recovery is a bit broken, but it will probably be possible through Odin). If it is happening to other old, heavily used Note 10.1's I will just leave it as it is, instead of risking of breaking it completely. So, how are your good old Note 10.1's behaving lately?
Click to expand...
Click to collapse
I experienced the same problem until recently with my GT-n-8010, when it still was under the official 4.4.2 firmware. I also thought about an age problem, but it was definitely not. I've been trying for the last four days the CM13 BETA developped by senior member Lirokoa - everything is explained in this thread : http://forum.xda-developers.com/galaxy-note-10-1/development/rom-lollipop-t3269375 - and it's just as if I had gotten a brand new device, so it really was a software problem, not a hardware one. I advise you to try it too, you should not regret it

S6 Gyroscope problem

Hello guys. Yesterday I bought a Samsung Galaxy S6, the "normal" S6. I bought it from a guy, tested it 2 times everything fine but today I discovered that the rotation is not working properly. When i dial *#0*# and test the sensors, all pass but the gyro test fails. The phone doesn't have warranty, and I wanna know guys if you also got this problem and if you fixed it. If not, I could replace the gyroscope/accelerometer or what the heck is not working in a GSM service?
A friend told me that if the sensors are damaged then the phone can't be repaired. Please help me if you can. ?
PS: Sorry if I typed wrong.
If your friend doesn't repair phones for a living, then perhaps you should ask someone who does if it's repairable....
Sent from my SM-G920W8 using Tapatalk
Changing rom doesn't solve it? I haven't tried this yet..
It is possible that it could be a software glitch. I had the issue with my ex-S6 Edge, I got it fixed by telling Samsung to reinstall the firmware for me.
I now have an S6, I used Samsung Smart Switch yesterday to reinstall the firmware on my phone. It fixed some issues I had along with less heat and better battery runtime. I suggest you do the same, it's worth a try.
Just be sure to charge your phone to 100% and use *only* the original USB cable from Samsung. You could end up with a bricked phone if you use third party cables, other users have ended up with such fate.
DaryllSwer said:
It is possible that it could be a software glitch. I had the issue with my ex-S6 Edge, I got it fixed by telling Samsung to reinstall the firmware for me.
I now have an S6, I used Samsung Smart Switch yesterday to reinstall the firmware on my phone. It fixed some issues I had along with less heat and better battery runtime. I suggest you do the same, it's worth a try.
Just be sure to charge your phone to 100% and use *only* the original USB cable from Samsung. You could end up with a bricked phone if you use third party cables, other users have ended up with such fate.
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Click to collapse
I have the original cable, but if I use it there are no chances of bricking it right? I did 3 factory resets already, and I cand replace the sensor with problems, it will cost me pretty much. I also have something with the camera. It looks like it takes whiter pictures, I think. I'm going tomorrow in a store to see another S6, to see if the cameras are the same.
velea18 said:
I have the original cable, but if I use it there are no chances of bricking it right? I did 3 factory resets already, and I cand replace the sensor with problems, it will cost me pretty much. I also have something with the camera. It looks like it takes whiter pictures, I think. I'm going tomorrow in a store to see another S6, to see if the cameras are the same.
Click to expand...
Click to collapse
If your phone isn't rooted, if you haven't tripped KNOX. Then you should be good to use Samsung Smart Switch to reinstall the firmware. I used it just about four days ago to reinstall the firmware on my S6. Solved many problems for me. It's worth a shot before replacing the hardware.

Sooooooo many problems since nougat update!

Well this really sucks. I've been telling people for a long time that my G5 has been the best phone I've ever had...a true powerhouse. Then came the Nougat update. Since then it's been nothing but problems. I called Verizon, LG (useless), and Google. All said 'try a factory data reset, that should fix everything'. Yeah, right. So after the Ohhhhhhh-so-painful FDR, I still have all the same problems. When plugging in the oem or third party fast chargers (I have two of each), the notifications will simultaneously say "slow charging" and either "charging" or "fast charging" at the same time. Unplugging and reconnecting will fix it every time. Also, I'm getting ghost images when changing screens...I can still see a shadow of the previous screen which eventually fades away. These are both just minor annoyances, but still weren't there before. But also, my NAV appears to have a hard time keeping track of where I am. More annoying. But the biggie is that I can no longer use any of my many Bluetooth headsets for phone calls. You just can't have a Bluetooth conversation anymore. Streaming audio is fine. But calls aren't doable. That's a problem. Since I already tried an FDR to no avail, Verizon is going to send me a new phone. All I can say is if it comes with Marshmallow, I'm leaving it that way. Any benefits that Nougat brought are far outweighed by the problems. I'll wait until they fix it, maybe then. Anybody else been so plagued by this update?
D Dave
I have the same problem.. I have to charge and re-start the phone to make the phone "charging" otherwise it is intermittently connected and disconnected.. I've done factory reset and didn't work out also.. I guess getting a new replacement from T-mobile is the option here.
I got the new phone that Verizon overnighted to me and got it all set up. It thankfully came loaded with marshmallow and is working fine, but keeps prompting me to install Nougat. I'm going to keep postponing the update for now to give them a chance to work the bugs out. Is there anybody out there who has installed the update on their Verizon G5 without any problems after?
I have the charging issue as well and it started with 7.0.
You should report it. They won't fix something if only a couple people report the problem. They sent me a new phone and I've managed to defer the 7.0 update for over a week now. It prompts me everyday, but I just say later! I'll wait awhile to see if they fix it. The unbearable Bluetooth call quality was just totally unacceptable.
Nougat?
My G5 is still on Marshmallow, and does not see that there is any update to Nougat available. So what are you all talking about?
What carrier are you with? I'm on Verizon, so maybe not all carriers have it yet. Or maybe you're one of the lucky ones who wasn't randomly chosen to be a guinea pig and find all the bugs and glitches. ☺
I'm on Verizon.
This is a Verizon LG G5 forum. Are those posting here WRT Nougat posting in the wrong place?
Dangerous Dave said:
Is there anybody out there who has installed the update on their Verizon G5 without any problems after?
Click to expand...
Click to collapse
Me, totally problem free. No problems of any kind but it did fix one bug, I had an app that wouldn't run in Marshmallow and it's back working normally again with Nougat, who knows why?
jpradley said:
I'm on Verizon.
This is a Verizon LG G5 forum. Are those posting here WRT Nougat posting in the wrong place?
Click to expand...
Click to collapse
Try to keep up.
I have the G5 on Verizon and am fully updated. The only problem I've had is with storage space. 85% full and I'm lagging frequently. I've deleted as much as I can, to no avail. I can't seem to get anything successfully moved to the SD card, so I'm not sure of its purpose.
I´ve got exactly the same problems and more.... What did you do to fix them in the meantime?
To add another problem, my fingerscanner isn't working 9 out of 10 times.
It became an annoying piece of ****! Please help to get my awesome phone back.
Greetz from the Netherlands
I've had other bluetooth issues... I have to restart bluetooth nearly every day to get it to connect to my devices, it's as if the bluetooth apk is hanging up in the background.
That said... My phone updated to 27A this morning, so I guess I'll find out in the next few days if I have the same problem, lol
Well the 27A update must literally be ONLY the security patch. It didn't fix the bluetooth issues...
Seriously this update has been the worst. I too am experiencing the power cable issue. I'd say 7 out of 10 times it tells me it's slow charging. Simply reseating the cable fixes it every time. The most frustrating part for me is Facebook and Twitter. With the first Nougat update the Facebook app began to bug out. At least once a day it randomly crashes, even when i'm not actively on it, and begins a crash loop that won't stop until I restart the phone. that usually fixes it. I'd say every other week I've had to straight up re-install the FB app to fix the crash loop. and now after the recent update that was pushed the twitter app keeps failing to load some images. Most tweeted images show up fine but profile/banner images will not. Again fixed with a restart. This is really quite frustrating. I don't understand what they did to break Nougat so badly. My friends Pixel hasn't had any of these issues. I'm getting so fed up with my G5. I love it but it just so damn locked down and now this. It really makes me wary of getting another LG phone
Well, it's been over three months since I started this thread. The problems after the Nougat update were just unacceptable, so Verizon sent me a new phone loaded with Marshmallow. I've been deferring the update every day for three months. Last night I accidentally tapped the wrong spot on my screen and it installed the damn Nougat update. I've had the update less than 24 hours now, so haven't tried everything. But I can tell you they haven't fixed the problem with the slow charge/fast charge, as it came back IMMEDIATELY after the update. I called Verizon today to ask why the hell LG couldn't fix that issue in three months time! Verizon called LG for me and inquired if there was a fix. LG said if I send the phone back to them, they'll fix the corrupted files and send it back to me. Really?!? Both my G5s experienced the same problem immediately after the update and they couldn't fix the issue in the download in three months time? Douchebags. Now I have to decide which is a bigger pain in the a$$, having to unplug and replug my phone every time I want to charge it...you know...until I get a new phone, or format it, send it back to them for however many weeks it takes them to (theoretically) fix it, and rebuild it when I get it back. Why, oh why, wouldn't they implement the fix they already have, instead of pushing out flawed software, then making me send my phone in to them to fix. Grrrrrrrr!
Dangerous Dave said:
Now I have to decide which is a bigger pain in the a$$, having to unplug and replug my phone every time I want to charge it...you know...until I get a new phone, or format it, send it back to them for however many weeks it takes them to (theoretically) fix it, and rebuild it when I get it back. Why, oh why, wouldn't they implement the fix they already have, instead of pushing out flawed software, then making me send my phone in to them to fix. Grrrrrrrr!
Click to expand...
Click to collapse
Unfortunately don't have anything helpful for you, other than to say, you're not alone, and I similarly got sufficiently pissed with this bug today to see if there was a solution yet.
Pretty sure you answered your own question though: they don't actually have a fix because LG has likely stopped developing new releases for the G5 in anticipation of the G6 release. They want you to send it back to them for the "fix" because it's a pain in the ass and transfers the opportunity cost onto you, which hopefully (in their eyes) means they can do absolutely nothing.
I'm just.... beyond frustrated with this ****ing phone. I really wish that I would have limped by on my old HTC M8 until the V20 came out, even with its barely-chargeable battery. At this rate, I would have been better off with a pixel or internal-battery phone for that matter. There is just seemingly no end of software and hardware issues with this phone, and LG's piss-poor customer service gives you almost no recourse for any of them
Hi. G5 VS987 Owner here with a build date of 10/2016 so I've managed to survive the bootloop issues that plagued a great number of us thus far.
My theory is: LG has no clue on how to push an OTA update.
My question(s) are: How many of you updated with the OTA?
And how many updated via LG Bridge or some other flashable method?
I'm wondering what if any difference knowing this makes because while this phone has honestly been the best/fastest/bug free phone I've ever used...the update nagscreen has me wanting to choke the [email protected]!%# out of it. It just won't go away.
I really wanted the Note 7 before they blew up...What to do guys?
---------- Post added at 02:43 AM ---------- Previous post was at 02:41 AM ----------
Another thing...is there a way to flash back to MM if this update really goes south?
I updated to Nougat OTA with no problems except the power cord which I fixed.
Here's how I did it:
DISCLAIMER! I KNOW this has nothing to do with the problem and cannot possibly fix it but... it did fix it for me so give it a try, OK?
1. When you get the slow charging message look at the power cord, turn it around and plug it in the other way, see if that helps. Once you've determined that plugging the power cord in one way reduces the frequency of the error just keep on doing it that way and in a couple of days the problem will be gone!
I know, I know, but try it, what can it hurt?
Well, interesting update here. Verizon said I could send it back to LG to have corrupt files replaced. I decided that neither option, living with the problem or shipping the phone back to LG, was acceptable. I called Verizon back and told them so, asking for a replacement and hoping it would come with MM. They just sent me a replacement, and it came with Nougat already on board. But would you believe this phone works perfectly! I mean, it rocks! I have NONE Of the problems I had with the last two phones after the OTA update. So maybe the OTA really is a piece of crap. But I gotta say, it's nice to love my phone again.

android phones seem to lag right after warranty expires. 3 phones did it already

so my galaxy s7 phone did it recently
exactly after one year warranty just expired the phone became painfully slow
it was a brand new phone sent from samsung as a replacement for my broken phone replaced under warranty
had zero problems for a whole year and i mean zero like no issues with speed or freezing at all
never dropped or dipped in the water to test the water resistance
always in a case since day one. no crazy apps. actually same exact apps that i have on all my phones.
no new apps were installed before slowdown
i already deleted some apps. cleaned up app cache individually and reset cache from boot screen
tested in safe mode and still slow
im not sure if the update was installed recently or not but the slowdown happened about 2 months ago. was there a tmobile update at that time?
im not really sure.
but this is the third phone that did this.
galaxy s5 that i also bought brand new for a year was well maintained and had no problems
that phone actually started lagging really bad and shutting down multiple times a week or restarting....
before that galaxy s3 did same thing. after exactly a year it became ridiculously slow for absolutely no reason
i install all the apps i use right out of the box. change all the settings to what i want and dont really make any changes after and it usually very stable for about a year
is there an app that i can use to troubleshoot?
or an app that will show me what component is slowing down the system in real time?
obviously something is slowing down the OS, theres gotta be an app that can trace the faulty app or file or component
i cant be the only one who noticed that
is there really no way to pinpoint what is slowing down the phone?
why do i have to reset everything every time it gets slow
isnt there an app that can diagnose what is loading up the system?
this phone is painfully slow suddenly with no apparent reason
Have you been able to view the CPU activity and the RAM allocation?
I am not sure how to do this, but if possible, it might reveal what is happening.
I would try disabling some of the applications one by one. First suspects would be:
1. Facebook
2. Google Play Store.
3. Youtube.
Disable one, then try the phone. If still the same, disable second and try etc.
Jim.
How is your device storage. Once you use more then 50% device storage android starts to lag. It's an issue with the OS.
device storage has always been about the same since brand new. which is about 80% on average.
doesnt safe mode disable all non stock apps? i tried safe mode with same result
windows has a resource monitor that helps alot but i dont know if android has any monitoring app that could help troubleshoot this
Samsung devices are known for getting laggy over time, try a different phone next time, in the meantime, do a factory reset and start fresh.
fuzzysig said:
device storage .......................... about 80% on average.
............................................
Click to expand...
Click to collapse
This is very suspect to me, but I am only a beginner.
Given zelendel's post about (re 50%), I would investigate further. Did you note his credentials?
What does all that data consist of?
What is the total storage capacity of the phone?
Perhaps some of that storage capacity is used as "swap" memory? Just guessing...........I am extrapolating Linux terminology here.
about 10-15 gigs of that is music/videos for airplane or when i have no internet. its been there since i got the phone
other things come and go like downloads documents videos images
im surprised theres no apps to troubleshoot the phone lagging when theres so many people having that problem and the best solution is to just reset the phone. which should be the last resort
if resetting the phone works most of the time then there should be an app that could look for conflicts as it runs in the background.
fuzzysig said:
about 10-15 gigs of that is music/videos for airplane or when i have no internet. its been there since i got the phone
other things come and go like downloads documents videos images
im surprised theres no apps to troubleshoot the phone lagging when theres so many people having that problem and the best solution is to just reset the phone. which should be the last resort
if resetting the phone works most of the time then there should be an app that could look for conflicts as it runs in the background.
Click to expand...
Click to collapse
Depending on the amount of storage in your device that could be a lot.
Resetting the device wipes things. You really can't find an issue if the only issue is storage space. So here is a test. Remove stuff from your device. Give yourself a clean start and then go from there. Adding stuff slowly until it slows down.
I have had dozens of devices and the only time they ever got slow was due to getting low on phone storage.
This even encludes a 5 year old Samsung that I have that is as fast as the day I got it. Mind you there is nothing on it but some games for a kid. I even disabled all of Samsungs crap they install that slows a device down.
Could also be stuff acting up in the background
Run a log cat and see if anything is hanging.
cool thanks ill try that
got my internal memory to under 50%
reset cache again
deleted few apps and moved alot of them to SD card and cleared cache for those too
heres exactly whats happening
theres a delay for every action
2 wifi seems to drop in and out now since it got slow
3 facebook and browser wouldnt load anything on wifi
but as soon as i switch to data it works
i have to restart the phone alot now and close all apps multiple times a day to get them to work
also running safe mode had no effect on speed
i dont know when the last update was from tmobile but it might have been due to crappy update im not sure at this point
i got the phone last end of summer and it worked flawlessly every single day up until last 2 months exactly when warranty expired
how does samsung find faulty hardware when i send it in for service?
do they use an app?
ok this is getting ridiculous.
the phone wen to complete ****
facebook doesnt load posts unless i restert it by closing the app
phone just feels very slow overall.
constantly lags hangs. and in general just completely crappy performance slowly degrading.
i dont know why suddenly it started happening just like my last 3 phones
after about a year theres always a sudden decrease in performance and things start bugging and lagging etc
so theres no way to figure out why its slow?
isnt there some hardware tests or system scan or something that can help point to the problem?
Sorry to read that you are still having this problem Fuzzysig.
Did you try any of the suggestions in my post #4 and/or in Zelendel's post #10?
If so, which ones did you try and what resulted from those changes?
fuzzysig said:
so theres no way to figure out why its slow?
isnt there some hardware tests or system scan or something that can help point to the problem?
Click to expand...
Click to collapse
Hi, I was a Samsung user too and faced the same problem.
I went through various threads which gave me multiple solutions: rooting, removing bloatware, cpu monitoring and many more.
None of that worked. The phone was so slow that it was not usable.
Ultimately I had to throw it and buy another phone.
Then I noticed this is not just me, all Samsung users face the same problem even the flagship users.
I swear I'll never buy a Samsung phone and never let anyone buy one.

Galaxy s7 overheating

Hi there,
Have something that botheres me for a while.
My daughter's S7 started overheating not long ago and it seems to get worse every day.
Random reboots every few hours. I was next to her whrn watching a live stream and the video stopped and the audio glitched (buzzzzzzz) just before the phone restarted again. Is this the end or a software reboot can fix that? Or probably a new battery?
Still using the original software version. There has never been unlocked or installed a custom build. Of course its out of warranty long time ago.
Thanks for your help in advance.
cyberdejy said:
Hi there,
Have something that botheres me for a while.
My daughter's S7 started overheating not long ago and it seems to get worse every day.
Random reboots every few hours. I was next to her whrn watching a live stream and the video stopped and the audio glitched (buzzzzzzz) just before the phone restarted again. Is this the end or a software reboot can fix that? Or probably a new battery?
Still using the original software version. There has never been unlocked or installed a custom build. Of course its out of warranty long time ago.
Thanks for your help in advance.
Click to expand...
Click to collapse
I wouldn't worry, it'll probably explode while you're asleep taking the whole neighbourhood with it.
So the answer is, as device firmware is updated so are the apps you use, which demand ever more CPU resource and battery power. This will be the primary cause of the excessive battery drain and hence extra heat on an older model. Of course there's the fact that eventually a rechargable battery will start behaving crazy the older it gets. They are only supposed to function correctly for 500 recharge cycles, after that all manner of craziness happens.
A temp fix would be to check the firmware is the lastest version which goes someway to correct these issues, but eventually nothing will remove the need for a battery change or new phone i'm afraid. Like most electronics they simply arent build to last.
You could also flash a custom ROM and only have the apps you want but that's a different conversation.
Thanks for the reply ?.
I guess you're right. Its like trying to run a compatible game on an old PC while using the video and cpu on their maximum capacity all the time.
I'll look for a light custom rom. Done that many times to some of my older phones so I think I'll manage to install one. Thanks again for the above

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