after bricking us996 im making progress but having random reboots - LG V20 Questions & Answers

okay so i softbricked my phone during root and accidently deleted my system after reflashing system.img it boots to setup but gets random reboots cant even get thru setup before it reboots i'd say 5-10 seconds any way to get rid of the random reboots ive tried wiping dalvik and cache thru TWRP and had no effect on the reboots not sure how to proceed honestly any help would be appreciated

After getting to main screen notification bar says Android is upgrading when it finishes it reboots
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[Q] TMo Note 3 Deciding Rebooting is the Only Solution

Ended up "solving" this by doing a stock restore via Odin, after which TouchWiz would never load an icon (crash loop). Reinstalled TWRP via Odin, then flashed ViSiON X N3 via TWRP.
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Morning guys,
I've had some reboots lately and a weird situation last week where I had to do operating system surgery to get the thing to boot at all.... HOWEVER things were going quite well for some time, and it's been rooted and non-stock for months.
Nevertheless I woke up this morning and it was off, I figured the battery had died so I swapped batteries... It boots, it gets to the launcher and it loads the app icons then freezes and reboots... over and over again.
edit: to be clear, as soon as the slider bar touches the right-hand side the phone freezes, the vibration holds for several seconds, and then the device reboots. obviously not what one expects from this operation (having done it before). I was able to wipe the Cache separately... trying to wipe the Dalvik cache all by itself in an advanced wipe does this reboot thing.
OK I said, i will just clear and reflash this.
Going into TWRP, attempting to do a factory reset wipe just freezes, buzzes, and reboots immediately (to the not working OS)... in order to make this all stop I pull the battery, because now the button on the side won't seem to do a hardware poweroff for anything. Just ends up resetting the current reboot.
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Any advice would be helpful now. I was just going to say forget it and grab the tiniest ROM i could find and ride it out until I upgrade the device, but now I'm just concerned with getting it active. The rebooting in recovery when trying to do a wipe does not make me feel too great. First and only problem I've had with android roms.
Thanks,
Chris

Freezing and rebooting

Classic "my phone keeps freezing and rebooting". I am quite in the know about flashing roms and such.
It started on the stock firmware 6.1.1 (i think it was). I dd factory resets, cache wipes the lot. It would still randomly reboot.
So i flashed Telstra version of 7.0. Still froze every now and then. Did the same things as above.
Flashed TWRP and wiped everything, flashed Renovate Rom and the bootloader for it, Still did it. Numerus factory resets and wipes of everything. It would freeze at any point from startup, to having setup the phone and making phone calls or on facebook or whatever. It would even freeze in twrp, or loading twrp.
I found that the data partition was corrupt so i re partitioned to ext4. Still nothing. I reformatted every partition so the phone was a complete brick with nothing on it and after flashing clean again it would still do it.
Whats the issue that I'm missing, or is there a way to log so i can find where it keeps getting stuck? It gets hot and blue light flashes and i have to hard reset it or sometimes i have to let the battery drain so i can turn it back on again.
pls help?
Hmm i will give you an advice so you dont have to wait for your battery to drain...just press volume down and power button for like 5 secs and phone will force boot. Anyway back to your problem...did you tried flashing latest stock samsung firmware?
raz_il_dio said:
Hmm i will give you an advice so you dont have to wait for your battery to drain...just press volume down and power button for like 5 secs and phone will force boot. Anyway back to your problem...did you tried flashing latest stock samsung firmware?
Click to expand...
Click to collapse
This advice doesn't work with my phone even with holding the buttons for 30 secs and more. For rebooting I can only wait until the battery is completely drained. With little hope for another way shortening time to the next reboot any help is appreciated.
Same here...experiencing the same prob...
Same problem.
Sent from my Redmi Note 4 using Tapatalk
smallcapsicum said:
Classic "my phone keeps freezing and rebooting". I am quite in the know about flashing roms and such.
It started on the stock firmware 6.1.1 (i think it was). I dd factory resets, cache wipes the lot. It would still randomly reboot.
So i flashed Telstra version of 7.0. Still froze every now and then. Did the same things as above.
Flashed TWRP and wiped everything, flashed Renovate Rom and the bootloader for it, Still did it. Numerus factory resets and wipes of everything. It would freeze at any point from startup, to having setup the phone and making phone calls or on facebook or whatever. It would even freeze in twrp, or loading twrp.
I found that the data partition was corrupt so i re partitioned to ext4. Still nothing. I reformatted every partition so the phone was a complete brick with nothing on it and after flashing clean again it would still do it.
Whats the issue that I'm missing, or is there a way to log so i can find where it keeps getting stuck? It gets hot and blue light flashes and i have to hard reset it or sometimes i have to let the battery drain so i can turn it back on again.
pls help?
Click to expand...
Click to collapse
Sounds like you need your motherboard replaced i had the same issues on marshmallow thought the nougat update would fix it but realized it was a hardware fault not software..left it in store to get fixed and on repair sheet it said faulty motherboard..
Sent from my SM-G935F using XDA-Developers Legacy app
As i know some S7 have motherboard hardware problem, mine has too, what help? warranty and they replaced motherboard. But if you root, you can say good bye to warranty, they look at knox first with this problem.

[Android 8.1 Oreo] Random reboots in my second time install

I installed 8.1 last week. Everything was working smoothly. Was trying magisk youtube mod. Screwed something up. Phone went into bootloops. Reinstalled everything .Wiped data. Now my phone reboots randomly. Everything stock .Rooted with Magisk. Mainly it happens whenever i launch a new app(An app which was not launched before). After few tries, the app opens up and doesnt' result in reboot.
Any ideas what could it be ?
You should of wiped system and cache also might be your problem. Also if you where using any substratum themes remove then manually as well. Not sure if they would cause reboots.
coolsid8 said:
I installed 8.1 last week. Everything was working smoothly. Was trying magisk youtube mod. Screwed something up. Phone went into bootloops. Reinstalled everything .Wiped data. Now my phone reboots randomly. Everything stock .Rooted with Magisk. Mainly it happens whenever i launch a new app(An app which was not launched before). After few tries, the app opens up and doesnt' result in reboot.
Any ideas what could it be ?
Click to expand...
Click to collapse
FC's are one thing but random reboots are a completely different animal. I would completely wipe the phone and apply the latest factory image using flash-all.bat. If that doesn't fix it you may have a hardware issue (eg. degraded battery).
Wiping caches helped
I'm running SUPERXE-8.1.0-OPP5.005_v1.5.1.
My 6P was going crazy, restarting every 5 minutes or so. It rebooted so quickly it felt like a soft restart, so I thought powering off and rebooting to recovery using the power + down volume to clear the cache in TWRP would help.
Cleared system and Dalvik and powered down. Full reboot and (for now) it feels much happier and hasn't spontaneously restarted yet. That was about 15 hours ago.
Hope I didn't just Jynx myself, but I think it helped...
I've flashed the final 8.1 images to upgrade my 8.0 unmodified system. Now I've random reboots, usually when I've leave home to go to work or vice versa. Something related to wifi, that I'm connecto on both my work and home?
Same here I had to factory reset I'm having a feeling it's going to happen again. I am on factory, rooted with magisk. I always use SuperSU not saying that is what it is however it did happen when I got home from work and just kept rebooting before I could unlock.

Help - Freeze / Reboot Issues G935F

Hope someone can help. I had an issue with an app the other day which I think caused my phone to overheat.
Since then I have had a major issue with the phone freezing. I tried to install stock through odin which was fine but the phone freezes during the boot logo sequence, and the stock Rom won't load.
The phone freezes in the Rom, recovery and when booting.
I have managed to install lineage Rom as this doesn't take long to install or boot up. So I have the Rom running for anything from 10secs to about 40secs then it freezes and eventually reboots.
I have had red messages come up saying cannot mount or demount data and system when factory resetting when in recovery.
Is it a faulty part inside or does anyone have any ideas on what I can Do?
Thanks in advance.
Duck4Cover said:
Hope someone can help. I had an issue with an app the other day which I think caused my phone to overheat.
Since then I have had a major issue with the phone freezing. I tried to install stock through odin which was fine but the phone freezes during the boot logo sequence, and the stock Rom won't load.
The phone freezes in the Rom, recovery and when booting.
I have managed to install lineage Rom as this doesn't take long to install or boot up. So I have the Rom running for anything from 10secs to about 40secs then it freezes and eventually reboots.
I have had red messages come up saying cannot mount or demount data and system when factory resetting.
Is it a faulty part inside or does anyone have any ideas on what I can Do?
Thanks in advance.
Click to expand...
Click to collapse
Bro post in s7 edge help section, this is for news, guides etc. Btw you can try smartswitch emergency recovery, put your serial no. and model no. there. If it fails too then reflash stock rom with normal CSC and repartition ticked in options, it will delete all data, so back it up before. If it still freezes and reboots after fresh stock rom install, then there is surely something wrong with your phone.
Sent from my S7 Edge using XDA Labs

SystemUi constantly restart

Hi, I've been using this phone for last 2 weeks and ive experience this SystemUi constantly restart by itself. No error or crash popup, just the mobile data goes to error sign -> no sim card -> mobile data. Sometimes rebooting the device does help but most of time it does not.
Ive excounter this problem either unroot or root.
Have anyone experience this issue too?
OnePlus 6t, 8gb, Matte Black, International Ver
Stock OOS, Stock Kernel
Yeah I've noticed something like that. It's frozen up for a few seconds. Screen touches become unresponsive. Last time it happened I was just going back pages on Amazon app and it froze. Unrooted T-Mobile latest update. Maybe that's why they have a on/off schedule in settings.
Sent from my OnePlus6TSingle using XDA Labs
I had the same issue. I tried to recover by restarting. Now i am stuck in boot loop and constantly rebooting. Please help here.
This isuue happened to me since upgraded to OB1. My phone was rebooting randomly after booted for just a few minutes. I have tried get rid of all Magisk modules, dirty flash rom, reflash twrp and magisk. Etc ... After that I can't access the phone anymore. The phone just kept on shutting down after logged in. So i tried to get it recoverd by twrp but sadly, twrp didnt show the login screen so the data was encrypted including my backup recoveries.
I ended up fixing by rebranding with stock ota fastboot.
I think you should first backing up your data to external storage if you still have access to twrp. And just do whatever needs after that.
Don't be dumb like me and Good luck.
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