[Q] Random reboots after 4.2.2 official update - Samsung Galaxy S II Plus

Hello, after installing official 4.2.2 update (not ROM's or something, just while on Wi-Fi in phone poppen up window about upgrading my android version) and a day later it started randomly rebooting. It doesn't matter what you are doing (playing something, keeping locked screen, or charging) it still reboots around once in 2 hours or so. I tried hard reset or just wipe the cache but that doesn't solve the problem, but after doing hard reset for a day or so there are not so many reboots (maybe coincidence, i don't know).
I tought of downgrading to 4.1.1, but i'm a bit scared of doing that since my warranty is still valid. I tried bringing phone to warranty but all they did was hard reset and that's all.

karosass1 said:
Hello, after installing official 4.2.2 update (not ROM's or something, just while on Wi-Fi in phone poppen up window about upgrading my android version) and a day later it started randomly rebooting. It doesn't matter what you are doing (playing something, keeping locked screen, or charging) it still reboots around once in 2 hours or so. I tried hard reset or just wipe the cache but that doesn't solve the problem, but after doing hard reset for a day or so there are not so many reboots (maybe coincidence, i don't know).
I tought of downgrading to 4.1.1, but i'm a bit scared of doing that since my warranty is still valid. I tried bringing phone to warranty but all they did was hard reset and that's all.
Click to expand...
Click to collapse
downgrading to your country's firmware is okay
won't lose your warranty

Brian_SGW_CM9 said:
downgrading to your country's firmware is okay
won't lose your warranty
Click to expand...
Click to collapse
I know about that, but what I am afraid of is bricking it while downgrading.

karosass1 said:
Hello, after installing official 4.2.2 update (not ROM's or something, just while on Wi-Fi in phone poppen up window about upgrading my android version) and a day later it started randomly rebooting. It doesn't matter what you are doing (playing something, keeping locked screen, or charging) it still reboots around once in 2 hours or so. I tried hard reset or just wipe the cache but that doesn't solve the problem, but after doing hard reset for a day or so there are not so many reboots (maybe coincidence, i don't know).
I tought of downgrading to 4.1.1, but i'm a bit scared of doing that since my warranty is still valid. I tried bringing phone to warranty but all they did was hard reset and that's all.
Click to expand...
Click to collapse
Downgrading cant hard brick your phone just soft brick. And soft bricks can be undone.
Sent from my GT-I9105P using xda app-developers app

I am bumping this thread because I am experiencing the same problem. My phone reboots if it is running a task while my screen is off. When I am downloading a big file and I turn off my screen for example, the phone just turns off.

if all they did for you was hard resetting your phone so why do you care about warranty?

Related

[Q] Unrooted stock bootloop - need help

Recently my Nexus s started bootlooping.
First it was happening if the phone was powered off due to finished battery, now it happens every time i power it off.
What happens is, it bootloop on the google logo. In order to over come that i pull the battery out and turn it back on. After a few time (3-10) it would start up normally and not bootlooping.
I run stock 4.0.3, not rooted.
Anyone has a clue ?
iglu said:
Recently my Nexus s started bootlooping.
First it was happening if the phone was powered off due to finished battery, now it happens every time i power it off.
What happens is, it bootloop on the google logo. In order to over come that i pull the battery out and turn it back on. After a few time (3-10) it would start up normally and not bootlooping.
I run stock 4.0.3, not rooted.
Anyone has a clue ?
Click to expand...
Click to collapse
my only suggestion is maybe a factory reset, you might have some corrupted files somewhere. but, my fear/concern is that your internal sd storage card might be going.
And if a factory reset didn't work, I think you'll have to use ODIN to flash stock 2.3.6 ...
simms22 said:
my only suggestion is maybe a factory reset, you might have some corrupted files somewhere. but, my fear/concern is that your internal sd storage card might be going.
Click to expand...
Click to collapse
What is lost on factory reset ? only the OS and installed apps, no SD data right ?
TheMatrix246 said:
And if a factory reset didn't work, I think you'll have to use ODIN to flash stock 2.3.6 ...
Click to expand...
Click to collapse
You think it might be a result of ICS upgrade ?
iglu said:
What is lost on factory reset ? only the OS and installed apps, no SD data right ?
You think it might be a result of ICS upgrade ?
Click to expand...
Click to collapse
Yes factory data reset only deletes all data on your phone not the SD card.
Sent from my Galaxy Nexus using xda premium
simms22 said:
my only suggestion is maybe a factory reset, you might have some corrupted files somewhere. but, my fear/concern is that your internal sd storage card might be going.
Click to expand...
Click to collapse
TheMatrix246 said:
And if a factory reset didn't work, I think you'll have to use ODIN to flash stock 2.3.6 ...
Click to expand...
Click to collapse
Okay, so i did factory reset and i'm still stuck on the bootloop. Need to remove the battery and turn back on until it doesn't bootloop.
Actually what happens is the google logo appear, then for a moment it turned off and comes back again.
simms22, why do you think it's internal sd damage ?
TheMatrix246, what's ODIN ?
Guys, you think if i root and switch ROM it could be fixed ?
I would appreciate some help here a bit lost.
One last thing before you contact Samsung:
Download Nexus S [i9020T/i9023] 4.0.3 Full ROM and copy to sdcard as update.zip
Go into bootloader
Recovery
Data/factory reset
Install update.zip (reflash all files of ICS)
Reboot and hope it works out fine
If this doesn't work for you i highly doubt rooting and changing ROMs will. This will reinstall the entire OS (format and install /system), bootloader, radio, kernel and recovery.
Do i need to be root user in order to do that ?
And just to make sure, this Full ROM is for i9020T ? correct ?
(mine says only GT-i9020 on the back, bought in Carphone Warehouse in England).
Yes, i9020T. If you get 3G with Orange, and you have the SAMOLED screen, you have the i9020T (and to my knowledge, 9020 on the back signifies i9020T).
Also, i don't believe you need to be root to do that. I'm pretty sure you can flash the same version ROM from stock recovery as long as it is signed, just not older versions.
First, thanks guys for the help.
After first doing the factory reset, it seemed the bootloop happens less often. At first i tought it was solved but then it rarely (1 to 5 reboots) yet happened.
Today i installed the Full ROM Harbb suggested and so far i have no reboot issues.
But i after the installation i saw OS wasn't reset. Does it suppose to (not) happen ?
iglu said:
First, thanks guys for the help.
...
...
...
But i after the installation i saw OS wasn't reset. Does it suppose to (not) happen ?
Click to expand...
Click to collapse
You're welcome. Also, all that file does is replace everything in the /system partition (OS). All apps besides the defaults that come from the factory are not in that partition so are not affected. Hopefully your problem is fixed permanently
But it's generally recommended to do a full wipe when switching ROMs. It could be that you encounter other problems because of the ROM change without wipe. But you could also be lucky to have no problems. Just to remind you, when you encounter something wierd.
Problem is still there ....
Hi guys,
First thanks for all the help, but the problem still there.
I did the upgrade using the Full ROM as Harbb suggested. For the first 10-12 times i rebooted (i rebooted again and again) it was alright, booting successfully ... but then it stated occasionally to bootloop and now it does it almost everytime. usually takes up to 10 times i remove the battery and start the phone so it will start up and not bootloop.
Also, I'm sorry the taking so long to respond, the nature of the problem compelling me to test it for a few days so i will know if it works or not.
Should i root the device ?
If so , how do i replace / rewrite the boot program ?
I would much appreciate any suggestion.
I had a similar problem, bootlooping, stuck on Google logo when running 4.0.3 in the end I took it back to carphone warehouse who repaired it and now it's ok. I found that heating it with a hair-dryer made it stop bootlooping (but that's what worked for me). However the repair seems to have fixed any issues and its all OK now.
BlatDinger said:
I had a similar problem, bootlooping, stuck on Google logo when running 4.0.3 in the end I took it back to carphone warehouse who repaired it and now it's ok. I found that heating it with a hair-dryer made it stop bootlooping (but that's what worked for me). However the repair seems to have fixed any issues and its all OK now.
Click to expand...
Click to collapse
My problem is i bought the device also in carphone warehouse in the UK, but i live in Israel. Meaning i will have to send it to them by air-mail.
By any chance they mentioned what was the problem ?
also did they give you a refurbished device or a new one ?
iglu said:
My problem is i bought the device also in carphone warehouse in the UK, but i live in Israel. Meaning i will have to send it to them by air-mail.
By any chance they mentioned what was the problem ?
also did they give you a refurbished device or a new one ?
Click to expand...
Click to collapse
Most likely its a refurbished one, as is the way of sending devices for warranty
Sent from my ice cream powered Nexus S
Sorry for slow reply - they said they 'flashed it' and it came back unlocked but I believe its still the same handset and I've no idea how they did it soz.
Sent from my Nexus S using xda premium
BlatDinger said:
Sorry for slow reply - they said they 'flashed it' and it came back unlocked but I believe its still the same handset and I've no idea how they did it soz.
Sent from my Nexus S using xda premium
Click to expand...
Click to collapse
Hey, thanks for the replay.
What does is mean to flash it ?
How do i do that ?
You noted it was returned unrooted, was it rooted before ?
Again thank you all for the help.
To be honest I'm a novice to these terms but know that they unlocked it(it was not unlocked when sent off) and reinstalled os 2.3.3 after a complete wipe. Details of how to unlock and flash (install a different os) are on the forums. If you follow the forum advice precisely the instructions work. I am now running a CyberGR rom of ics 4.0.3 that runs smoother than stock ics . Again found on these forums. Hope this helps.
Sent from my Nexus S using xda premium

[Q] Random reboots

Hi folks, this is my first thread in this section of the forum, because i was using my old device LG p500 and now i moved to this wonderful smartphone. So, i'd like to solve this problem which is happening now. Basically, the phone unexpectedly stops, and reboot. It happens a couple of times, i guess 3 times in a week. It wasn't happening in ICS, just now that i upload from OTA to Jelly Bean. Note that this was happened while my phone was Unrooted and with Locked Bootloader, the same occured with root and unlocked bootloader. So, any clue? Maybe i should just change the rom, or clean everything as fast as i can.
Thank you.
ermito said:
Hi folks, this is my first thread in this section of the forum, because i was using my old device LG p500 and now i moved to this wonderful smartphone. So, i'd like to solve this problem which is happening now. Basically, the phone unexpectedly stops, and reboot. It happens a couple of times, i guess 3 times in a week. It wasn't happening in ICS, just now that i upload from OTA to Jelly Bean. Note that this was happened while my phone was Unrooted and with Locked Bootloader, the same occured with root and unlocked bootloader. So, any clue? Maybe i should just change the rom, or clean everything as fast as i can.
Thank you.
Click to expand...
Click to collapse
If you took the OTA then you are sol and will not be able to unlock your bootloader to flash a custom recovery or a rom the traditional way. There is safestrap but thats less than optimal for flashing. As far as the reboots go, it is probably an app that is causing the issues. I would do a factory reset and be selective about the apps I re-installed.
mentose457 said:
If you took the OTA then you are sol and will not be able to unlock your bootloader to flash a custom recovery or a rom the traditional way. There is safestrap but thats less than optimal for flashing. As far as the reboots go, it is probably an app that is causing the issues. I would do a factory reset and be selective about the apps I re-installed.
Click to expand...
Click to collapse
What are you saying? I'm already unlocked bootloader and flashed a custom recovery and it's been working normally.
ermito said:
What are you saying? I'm already unlocked bootloader and flashed a custom recovery and it's been working normally.
Click to expand...
Click to collapse
Sorry I must have glazed over the part about you having your bootloader unlocked.
Hi, i changed to the SlimRom since then and the reboots still happen, i'm very frustrated. It freezes, then reboot into the bootloader screen and stays there for ever until i press the power button for a while and the phone vibrate 3 times and after that it boot normally.

Please help, stuck in Bootloop !!

Recently I unlocked bootloader, installed twrp and succesfully rooted my device, but while I was tinkering with my device I accidentally wipe all data, partition, etc in TWRP now I guess I wiped out everything including OS !!!
How can I restore ? Do I need to flash new hammerhead image ?
Right now I'm following this tutorial
http://forum.xda-developers.com/showthread.php?t=2513701
It'll be great if anyone of you can point me right way.
You can just flash any custom rom using this
http://forum.xda-developers.com/showthread.php?t=2575150
Or
Follow the thread you posted to restore a factory image..
But restoring a factory image will unroot your device..
You have twrp so the first thing you did was make a nandroid, right? Live and learn.
Thanks for the help, I just flashed new image. Everything works good except wifi, random drops + slow speed.
I contacted google for replacement and they send me RMA form. Unrooted the phone, bootlocker locked + flag reset.
Thanks for the help, I just flashed new image. Everything works good except wifi, random drops + slow speed.
I contacted google for replacement and they send me RMA form. Unrooted the phone, bootlocker locked + flag reset.
Huh? You're doing an RMA why?
sent from my hammerhead
albertpaulp said:
Thanks for the help, I just flashed new image. Everything works good except wifi, random drops + slow speed.
I contacted google for replacement and they send me RMA form. Unrooted the phone, bootlocker locked + flag reset.
Click to expand...
Click to collapse
Why are you rma'ing it. Was wifi messed up before you erased everything?
jd1639 said:
Why are you rma'ing it. Was wifi messed up before you erased everything?
Click to expand...
Click to collapse
Before rooting wifi problem was rarely occur now after rooting problem arise more frequently, now even after unrooting wifi is super slow sometimes not even connecting. I hate RMAing but seems like no other way.
http://forum.xda-developers.com/showthread.php?t=2586410
jd1639 said:
You have twrp so the first thing you did was make a nandroid, right? Live and learn.
Click to expand...
Click to collapse
Awesome advice. I made a nandroid of my N5 first thing after getting all my apps straight. Playing with flashing a rom in TWRP I did a manual "wipe data" which proceded to wipe out the entire SDCARD in the process including my nandroid. Sooooo.... Yes, make a nandroid but also back it up to your computer or dropbox right away.
albertpaulp said:
Before rooting wifi problem was rarely occur now after rooting problem arise more frequently, now even after unrooting wifi is super slow sometimes not even connecting. I hate RMAing but seems like no other way.
http://forum.xda-developers.com/showthread.php?t=2586410
Click to expand...
Click to collapse
Don't RMA it, there's nothing wrong with the hardware. All you have to do is reflash the factory image. If you didn't know what you were doing, you shouldn't have been messing around with your phone in the first place. Reflash your phone back to its factory state and next time do your homework before you start tinkering. People like you are going to cause Google to change their return policy so that returns are much more heavily scrutinized.
BirchBarlow said:
Don't RMA it, there's nothing wrong with the hardware. All you have to do is reflash the factory image. If you didn't know what you were doing, you shouldn't have been messing around with your phone in the first place. Reflash your phone back to its factory state and next time do your homework before you start tinkering. People like you are going to cause Google to change their return policy so that returns are much more heavily scrutinized.
Click to expand...
Click to collapse
Before rooting wifi problem was rarely occur now after rooting problem arise more frequently, now even after unrooting wifi is super slow sometimes not even connecting. I hate RMAing but seems like no other way.
Click to expand...
Click to collapse
You know how to read right ? also I did reflashed to stock image and unrooted + locked bootloader but problem persists, what do you propose I do now ? I started loving my phone now I'm getting new one, it's hard for me too, it's like adopting a son.

[Q] Factory resetting my rooted phone

I rooted my Xperia L 2-3 months back. Recently the phone has been getting stuck at screen off very often. I have a hunch that a factory reset will solve the problem (as it has happened once already).
However, I'm worried that since it is rooted, a factory reset might cause problems. Is it safe to do a factory reset? Has anyone tried this? I don't want to backup any apps or anything, I'm fine with losing app data. I just want a fully functional phone.
Also, I'm still using Android 4.1. Can I update to 4.2 on a rooted phone?
gouravkr said:
I rooted my Xperia L 2-3 months back. Recently the phone has been getting stuck at screen off very often. I have a hunch that a factory reset will solve the problem (as it has happened once already).
However, I'm worried that since it is rooted, a factory reset might cause problems. Is it safe to do a factory reset? Has anyone tried this? I don't want to backup any apps or anything, I'm fine with losing app data. I just want a fully functional phone.
Also, I'm still using Android 4.1. Can I update to 4.2 on a rooted phone?
Click to expand...
Click to collapse
Yea you can factory reset your rooted phone !

Galaxy S6, random shut downs and reboots.

So ever since i updated to 6.0.1 my Galaxy S6 have been shutting down and restarting randomly, happens about once a day by now. I have tried pretty much all the "solutions" posted around the web, clearing cache, doing a wipe etc. The phone have been in for repair 3 times now at the place i bought it at (3 Denmark), or well, its been send in 3 times, 1st time it came back and actually shut down while i was in the store, so they send it back in, but still had the same problems when i got it back. 3rd time it got send in i then get an email back from them saying the Knox counter is tripped and that they wont repair it unless i pay 400$ because the warranty is now void.
I have put off rooting and installing roms because of this, but could that in any way maybe help the problem? Which is also why im kinda confused that the knox counter was tripped.
Hemanse said:
So ever since i updated to 6.0.1 my Galaxy S6 have been shutting down and restarting randomly, happens about once a day by now. I have tried pretty much all the "solutions" posted around the web, clearing cache, doing a wipe etc. The phone have been in for repair 3 times now at the place i bought it at (3 Denmark), or well, its been send in 3 times, 1st time it came back and actually shut down while i was in the store, so they send it back in, but still had the same problems when i got it back. 3rd time it got send in i then get an email back from them saying the Knox counter is tripped and that they wont repair it unless i pay 400$ because the warranty is now void.
I have put off rooting and installing roms because of this, but could that in any way maybe help the problem? Which is also why im kinda confused that the knox counter was tripped.
Click to expand...
Click to collapse
Why don't you just flash the firmware through Odin and do a factory reset?
The Sickness said:
Why don't you just flash the firmware through Odin and do a factory reset?
Click to expand...
Click to collapse
Not 100% sure what you mean? Its currently running stock firmware. I have hold off rooting and flashing due to all the problems, just to make sure i did not void the warranty, which then for some reason happend anyway.
Hemanse said:
Not 100% sure what you mean? Its currently running stock firmware. I have hold off rooting and flashing due to all the problems, just to make sure i did not void the warranty, which then for some reason happend anyway.
Click to expand...
Click to collapse
Just flash the stock firmware again in Odin. It's not going to trip Knox. And it won't hurt to try this method to see if it fixes your reboot issue. Which is usually a kernel issue.

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